diff --git a/3rdparty/everest/README.md b/3rdparty/everest/README.md
index 0e25466..bcf12c0 100644
--- a/3rdparty/everest/README.md
+++ b/3rdparty/everest/README.md
@@ -2,4 +2,4 @@
 
 This is a formally verified implementation of Curve25519-based handshakes. The C code is automatically derived from the (verified) [original implementation](https://github.com/project-everest/hacl-star/tree/master/code/curve25519) in the [F* language](https://github.com/fstarlang/fstar) by [KreMLin](https://github.com/fstarlang/kremlin). In addition to the improved safety and security of the implementation, it is also significantly faster than the default implementation of Curve25519 in mbedTLS.
 
-The caveat is that not all platforms are supported, although the version in `everest/library/legacy` should work on most systems. The main issue is that some platforms do not provide a 128-bit integer type and KreMLin therefore has to use additional (also verified) code to simulate them, resulting in less of a performance gain overall. Explictly supported platforms are currently `x86` and `x86_64` using gcc or clang, and Visual C (2010 and later).
+The caveat is that not all platforms are supported, although the version in `everest/library/legacy` should work on most systems. The main issue is that some platforms do not provide a 128-bit integer type and KreMLin therefore has to use additional (also verified) code to simulate them, resulting in less of a performance gain overall. Explicitly supported platforms are currently `x86` and `x86_64` using gcc or clang, and Visual C (2010 and later).
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0c207d1..cac13bd 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -6,7 +6,7 @@
 #     command but rather at the target level using the
 #     target_include_directories command. That way, it is easier to guarantee
 #     that targets are built using the proper list of include directories.
-#   + Use the PUBLIC and PRIVATE keywords to specifiy the scope of include
+#   + Use the PUBLIC and PRIVATE keywords to specify the scope of include
 #     directories. That way, a target linking to a library (using the
 #     target_link_librairies command) inherits from the library PUBLIC include
 #     directories and not from the PRIVATE ones.
diff --git a/SECURITY.md b/SECURITY.md
index bd18f6c..26b77ab 100644
--- a/SECURITY.md
+++ b/SECURITY.md
@@ -6,7 +6,7 @@
 
 ## Security Incident Handling Process
 
-Our security process is detailled in our
+Our security process is detailed in our
 [security
 center](https://developer.trustedfirmware.org/w/mbed-tls/security-center/).
 
diff --git a/configs/config-suite-b.h b/configs/config-suite-b.h
index 68ccf10..35622fc 100644
--- a/configs/config-suite-b.h
+++ b/configs/config-suite-b.h
@@ -104,7 +104,7 @@
 
 /*
  * Save RAM at the expense of interoperability: do this only if you control
- * both ends of the connection!  (See coments in "mbedtls/ssl.h".)
+ * both ends of the connection!  (See comments in "mbedtls/ssl.h".)
  * The minimum size here depends on the certificate chain used as well as the
  * typical size of records.
  */
diff --git a/docs/architecture/psa-migration/psa-limitations.md b/docs/architecture/psa-migration/psa-limitations.md
index 31adec3..f5b5700 100644
--- a/docs/architecture/psa-migration/psa-limitations.md
+++ b/docs/architecture/psa-migration/psa-limitations.md
@@ -84,7 +84,7 @@
   - most commonly MGF1, which in turn is parametrized by a hash algorithm
 - a salt length
 - a trailer field - the value is fixed to 0xBC by PKCS#1 v2.1, but was left
-  configurable in the original scheme; 0xBC is used everywhere in pratice.
+  configurable in the original scheme; 0xBC is used everywhere in practice.
 
 Both the existing `mbedtls_` API and the PSA API support only MGF1 as the
 generation function (and only 0xBC as the trailer field), but there are
@@ -317,7 +317,7 @@
 HKDF: Expand not exposed on its own (TLS 1.3)
 ---------------------------------------------
 
-The HKDF function uses and Extract-then-Expand approch, that is:
+The HKDF function uses an Extract-then-Expand approach, that is:
 
         HKDF(x, ...) = HKDF-Expand(HKDF-Extract(x, ...), ...)
 
diff --git a/docs/architecture/testing/psa-storage-format-testing.md b/docs/architecture/testing/psa-storage-format-testing.md
index 0e20a8b..5514dfa 100644
--- a/docs/architecture/testing/psa-storage-format-testing.md
+++ b/docs/architecture/testing/psa-storage-format-testing.md
@@ -40,7 +40,7 @@
 
 ## Storage architecture overview
 
-The PSA subsystem provides storage on top of the PSA trusted storage interface. The state of the storage is a mapping from file identifer (a 64-bit number) to file content (a byte array). These files include:
+The PSA subsystem provides storage on top of the PSA trusted storage interface. The state of the storage is a mapping from file identifier (a 64-bit number) to file content (a byte array). These files include:
 
 * [Key files](#key-storage) (files containing one key's metadata and, except for some secure element keys, key material).
 * The [random generator injected seed or state file](#random-generator-state) (`PSA_CRYPTO_ITS_RANDOM_SEED_UID`).
diff --git a/include/mbedtls/aria.h b/include/mbedtls/aria.h
index 1a96d15..296f9a8 100644
--- a/include/mbedtls/aria.h
+++ b/include/mbedtls/aria.h
@@ -41,7 +41,7 @@
 #define MBEDTLS_ARIA_DECRYPT     0 /**< ARIA decryption. */
 
 #define MBEDTLS_ARIA_BLOCKSIZE   16 /**< ARIA block size in bytes. */
-#define MBEDTLS_ARIA_MAX_ROUNDS  16 /**< Maxiumum number of rounds in ARIA. */
+#define MBEDTLS_ARIA_MAX_ROUNDS  16 /**< Maximum number of rounds in ARIA. */
 #define MBEDTLS_ARIA_MAX_KEYSIZE 32 /**< Maximum size of an ARIA key in bytes. */
 
 /** Bad input data. */
diff --git a/include/mbedtls/asn1.h b/include/mbedtls/asn1.h
index 30b0ed2..be2cae7 100644
--- a/include/mbedtls/asn1.h
+++ b/include/mbedtls/asn1.h
@@ -228,7 +228,7 @@
  * \return      0 if successful.
  * \return      #MBEDTLS_ERR_ASN1_OUT_OF_DATA if the ASN.1 element
  *              would end beyond \p end.
- * \return      #MBEDTLS_ERR_ASN1_INVALID_LENGTH if the length is unparseable.
+ * \return      #MBEDTLS_ERR_ASN1_INVALID_LENGTH if the length is unparsable.
  */
 int mbedtls_asn1_get_len( unsigned char **p,
                           const unsigned char *end,
@@ -253,7 +253,7 @@
  *              with the requested tag.
  * \return      #MBEDTLS_ERR_ASN1_OUT_OF_DATA if the ASN.1 element
  *              would end beyond \p end.
- * \return      #MBEDTLS_ERR_ASN1_INVALID_LENGTH if the length is unparseable.
+ * \return      #MBEDTLS_ERR_ASN1_INVALID_LENGTH if the length is unparsable.
  */
 int mbedtls_asn1_get_tag( unsigned char **p,
                           const unsigned char *end,
diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index 93d2ae1..73c50c2 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -76,7 +76,7 @@
 #endif
 
 #if defined(MBEDTLS_CMAC_C) && \
-    !defined(MBEDTLS_AES_C) && !defined(MBEDTLS_DES_C)
+    ( !defined(MBEDTLS_CIPHER_C ) || ( !defined(MBEDTLS_AES_C) && !defined(MBEDTLS_DES_C) ) )
 #error "MBEDTLS_CMAC_C defined, but not all prerequisites"
 #endif
 
@@ -146,10 +146,15 @@
 #endif
 
 #if defined(MBEDTLS_PK_PARSE_C) && !defined(MBEDTLS_ASN1_PARSE_C)
-#error "MBEDTLS_PK_PARSE_C defined, but not all prerequesites"
+#error "MBEDTLS_PK_PARSE_C defined, but not all prerequisites"
 #endif
 
-#if defined(MBEDTLS_PKCS5_C) && !defined(MBEDTLS_MD_C)
+#if defined(MBEDTLS_PKCS12_C) && !defined(MBEDTLS_CIPHER_C)
+#error "MBEDTLS_PKCS12_C defined, but not all prerequesites"
+#endif
+
+#if defined(MBEDTLS_PKCS5_C) && (!defined(MBEDTLS_MD_C) || \
+                                 !defined(MBEDTLS_CIPHER_C))
 #error "MBEDTLS_PKCS5_C defined, but not all prerequesites"
 #endif
 
@@ -334,11 +339,11 @@
 #endif
 
 #if defined(MBEDTLS_MEMORY_BACKTRACE) && !defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
-#error "MBEDTLS_MEMORY_BACKTRACE defined, but not all prerequesites"
+#error "MBEDTLS_MEMORY_BACKTRACE defined, but not all prerequisites"
 #endif
 
 #if defined(MBEDTLS_MEMORY_DEBUG) && !defined(MBEDTLS_MEMORY_BUFFER_ALLOC_C)
-#error "MBEDTLS_MEMORY_DEBUG defined, but not all prerequesites"
+#error "MBEDTLS_MEMORY_DEBUG defined, but not all prerequisites"
 #endif
 
 #if defined(MBEDTLS_PADLOCK_C) && !defined(MBEDTLS_HAVE_ASM)
@@ -562,6 +567,10 @@
 #error "MBEDTLS_PSA_CRYPTO_C defined, but not all prerequisites (missing RNG)"
 #endif
 
+#if defined(MBEDTLS_PSA_CRYPTO_C) && !defined(MBEDTLS_CIPHER_C )
+#error "MBEDTLS_PSA_CRYPTO_C defined, but not all prerequisites"
+#endif
+
 #if defined(MBEDTLS_PSA_CRYPTO_SPM) && !defined(MBEDTLS_PSA_CRYPTO_C)
 #error "MBEDTLS_PSA_CRYPTO_SPM defined, but not all prerequisites"
 #endif
@@ -792,15 +801,16 @@
 
 #if defined(MBEDTLS_SSL_ENCRYPT_THEN_MAC) &&   \
     !defined(MBEDTLS_SSL_PROTO_TLS1_2)
-#error "MBEDTLS_SSL_ENCRYPT_THEN_MAC defined, but not all prerequsites"
+#error "MBEDTLS_SSL_ENCRYPT_THEN_MAC defined, but not all prerequisites"
 #endif
 
 #if defined(MBEDTLS_SSL_EXTENDED_MASTER_SECRET) && \
     !defined(MBEDTLS_SSL_PROTO_TLS1_2)
-#error "MBEDTLS_SSL_EXTENDED_MASTER_SECRET defined, but not all prerequsites"
+#error "MBEDTLS_SSL_EXTENDED_MASTER_SECRET defined, but not all prerequisites"
 #endif
 
-#if defined(MBEDTLS_SSL_TICKET_C) && !defined(MBEDTLS_CIPHER_C)
+#if defined(MBEDTLS_SSL_TICKET_C) && ( !defined(MBEDTLS_CIPHER_C) && \
+                                       !defined(MBEDTLS_USE_PSA_CRYPTO) )
 #error "MBEDTLS_SSL_TICKET_C defined, but not all prerequisites"
 #endif
 
diff --git a/include/mbedtls/cipher.h b/include/mbedtls/cipher.h
index c04097d..9ce1195 100644
--- a/include/mbedtls/cipher.h
+++ b/include/mbedtls/cipher.h
@@ -844,6 +844,12 @@
  * \note            Some ciphers do not use IVs nor nonce. For these
  *                  ciphers, this function has no effect.
  *
+ * \note            For #MBEDTLS_CIPHER_CHACHA20, the nonce length must
+ *                  be 12, and the initial counter value is 0.
+ *
+ * \note            For #MBEDTLS_CIPHER_CHACHA20_POLY1305, the nonce length
+ *                  must be 12.
+ *
  * \param ctx       The generic cipher context. This must be initialized and
  *                  bound to a cipher information structure.
  * \param iv        The IV to use, or NONCE_COUNTER for CTR-mode ciphers. This
diff --git a/include/mbedtls/debug.h b/include/mbedtls/debug.h
index 0aed596..5c8aba8 100644
--- a/include/mbedtls/debug.h
+++ b/include/mbedtls/debug.h
@@ -139,7 +139,7 @@
  *          discarded.
  *          (Default value: 0 = No debug )
  *
- * \param threshold     theshold level of messages to filter on. Messages at a
+ * \param threshold     threshold level of messages to filter on. Messages at a
  *                      higher level will be discarded.
  *                          - Debug levels
  *                              - 0 No debug
diff --git a/include/mbedtls/ecjpake.h b/include/mbedtls/ecjpake.h
index a73f624..7853a6a 100644
--- a/include/mbedtls/ecjpake.h
+++ b/include/mbedtls/ecjpake.h
@@ -65,7 +65,7 @@
  * (KeyExchange) as defined by the Thread spec.
  *
  * In order to benefit from this symmetry, we choose a different naming
- * convetion from the Thread v1.0 spec. Correspondance is indicated in the
+ * convention from the Thread v1.0 spec. Correspondence is indicated in the
  * description as a pair C: client name, S: server name
  */
 typedef struct mbedtls_ecjpake_context
diff --git a/include/mbedtls/hmac_drbg.h b/include/mbedtls/hmac_drbg.h
index 37702b5..f2cf2c0 100644
--- a/include/mbedtls/hmac_drbg.h
+++ b/include/mbedtls/hmac_drbg.h
@@ -204,7 +204,7 @@
                     size_t len );
 
 /**
- * \brief               Initilisation of simpified HMAC_DRBG (never reseeds).
+ * \brief               Initialisation of simplified HMAC_DRBG (never reseeds).
  *
  * This function is meant for use in algorithms that need a pseudorandom
  * input such as deterministic ECDSA.
diff --git a/include/mbedtls/mbedtls_config.h b/include/mbedtls/mbedtls_config.h
index 21596da..016b219 100644
--- a/include/mbedtls/mbedtls_config.h
+++ b/include/mbedtls/mbedtls_config.h
@@ -330,7 +330,7 @@
 //#define MBEDTLS_SHA512_ALT
 
 /*
- * When replacing the elliptic curve module, pleace consider, that it is
+ * When replacing the elliptic curve module, please consider, that it is
  * implemented with two .c files:
  *      - ecp.c
  *      - ecp_curves.c
@@ -1416,7 +1416,7 @@
  * Enable support for RFC 7627: Session Hash and Extended Master Secret
  * Extension.
  *
- * This was introduced as "the proper fix" to the Triple Handshake familiy of
+ * This was introduced as "the proper fix" to the Triple Handshake family of
  * attacks, but it is recommended to always use it (even if you disable
  * renegotiation), since it actually fixes a more fundamental issue in the
  * original SSL/TLS design, and has implications beyond Triple Handshake.
@@ -1442,7 +1442,7 @@
  * \note This option has no influence on the protection against the
  *       triple handshake attack. Even if it is disabled, Mbed TLS will
  *       still ensure that certificates do not change during renegotiation,
- *       for exaple by keeping a hash of the peer's certificate.
+ *       for example by keeping a hash of the peer's certificate.
  *
  * Comment this macro to disable storing the peer's certificate
  * after the handshake.
@@ -1576,7 +1576,7 @@
  * unless you know for sure amplification cannot be a problem in the
  * environment in which your server operates.
  *
- * \warning Disabling this can ba a security risk! (see above)
+ * \warning Disabling this can be a security risk! (see above)
  *
  * Requires: MBEDTLS_SSL_PROTO_DTLS
  *
@@ -2115,7 +2115,8 @@
  *
  * Module:  library/ccm.c
  *
- * Requires: MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C
+ * Requires: MBEDTLS_CIPHER_C, MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C or
+ *                             MBEDTLS_ARIA_C
  *
  * This module enables the AES-CCM ciphersuites, if other requisites are
  * enabled as well.
@@ -2148,7 +2149,17 @@
  * Enable the generic cipher layer.
  *
  * Module:  library/cipher.c
- * Caller:  library/ssl_tls.c
+ * Caller:  library/ccm.c
+ *          library/cmac.c
+ *          library/gcm.c
+ *          library/nist_kw.c
+ *          library/pkcs12.c
+ *          library/pkcs5.c
+ *          library/psa_crypto_aead.c
+ *          library/psa_crypto_mac.c
+ *          library/ssl_ciphersuites.c
+ *          library/ssl_msg.c
+ *          library/ssl_ticket.c (unless MBEDTLS_USE_PSA_CRYPTO is enabled)
  *
  * Uncomment to enable generic cipher wrappers.
  */
@@ -2167,7 +2178,7 @@
  *
  * Module:  library/cmac.c
  *
- * Requires: MBEDTLS_AES_C or MBEDTLS_DES_C
+ * Requires: MBEDTLS_CIPHER_C, MBEDTLS_AES_C or MBEDTLS_DES_C
  *
  */
 #define MBEDTLS_CMAC_C
@@ -2346,7 +2357,8 @@
  *
  * Module:  library/gcm.c
  *
- * Requires: MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C or MBEDTLS_ARIA_C
+ * Requires: MBEDTLS_CIPHER_C, MBEDTLS_AES_C or MBEDTLS_CAMELLIA_C or
+ *                             MBEDTLS_ARIA_C
  *
  * This module enables the AES-GCM and CAMELLIA-GCM ciphersuites, if other
  * requisites are enabled as well.
@@ -2554,7 +2566,7 @@
 /**
  * \def MBEDTLS_PK_C
  *
- * Enable the generic public (asymetric) key layer.
+ * Enable the generic public (asymmetric) key layer.
  *
  * Module:  library/pk.c
  * Caller:  library/psa_crypto_rsa.c
@@ -2572,7 +2584,7 @@
 /**
  * \def MBEDTLS_PK_PARSE_C
  *
- * Enable the generic public (asymetric) key parser.
+ * Enable the generic public (asymmetric) key parser.
  *
  * Module:  library/pkparse.c
  * Caller:  library/x509_crt.c
@@ -2587,7 +2599,7 @@
 /**
  * \def MBEDTLS_PK_WRITE_C
  *
- * Enable the generic public (asymetric) key writer.
+ * Enable the generic public (asymmetric) key writer.
  *
  * Module:  library/pkwrite.c
  * Caller:  library/x509write.c
@@ -2605,7 +2617,7 @@
  *
  * Module:  library/pkcs5.c
  *
- * Requires: MBEDTLS_MD_C
+ * Requires: MBEDTLS_CIPHER_C, MBEDTLS_MD_C
  *
  * This module adds support for the PKCS#5 functions.
  */
@@ -2663,7 +2675,8 @@
  *
  * Module:  library/psa_crypto.c
  *
- * Requires: either MBEDTLS_CTR_DRBG_C and MBEDTLS_ENTROPY_C,
+ * Requires: MBEDTLS_CIPHER_C,
+ *           either MBEDTLS_CTR_DRBG_C and MBEDTLS_ENTROPY_C,
  *           or MBEDTLS_HMAC_DRBG_C and MBEDTLS_ENTROPY_C,
  *           or MBEDTLS_PSA_CRYPTO_EXTERNAL_RNG.
  *
@@ -2964,7 +2977,7 @@
  * Module:  library/ssl_ticket.c
  * Caller:
  *
- * Requires: MBEDTLS_CIPHER_C
+ * Requires: MBEDTLS_CIPHER_C || MBEDTLS_USE_PSA_CRYPTO
  */
 #define MBEDTLS_SSL_TICKET_C
 
diff --git a/include/mbedtls/private_access.h b/include/mbedtls/private_access.h
index 98d3419..85461f6 100644
--- a/include/mbedtls/private_access.h
+++ b/include/mbedtls/private_access.h
@@ -1,7 +1,7 @@
  /**
  * \file private_access.h
  *
- * \brief Macro wrapper for struct's memebrs.
+ * \brief Macro wrapper for struct's members.
  */
 /*
  *  Copyright The Mbed TLS Contributors
diff --git a/include/mbedtls/rsa.h b/include/mbedtls/rsa.h
index d03c31d..7562d1c 100644
--- a/include/mbedtls/rsa.h
+++ b/include/mbedtls/rsa.h
@@ -74,7 +74,7 @@
 
 /*
  * The above constants may be used even if the RSA module is compile out,
- * eg for alternative (PKCS#11) RSA implemenations in the PK layers.
+ * eg for alternative (PKCS#11) RSA implementations in the PK layers.
  */
 
 #ifdef __cplusplus
@@ -540,7 +540,7 @@
  *
  * \note           Blinding is used if and only if a PRNG is provided.
  *
- * \note           If blinding is used, both the base of exponentation
+ * \note           If blinding is used, both the base of exponentiation
  *                 and the exponent are blinded, providing protection
  *                 against some side-channel attacks.
  *
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index c8c1219..c882371 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -2130,7 +2130,7 @@
 #endif /* MBEDTLS_SSL_DTLS_CONNECTION_ID */
 
 /**
- * \brief          Set the Maximum Tranport Unit (MTU).
+ * \brief          Set the Maximum Transport Unit (MTU).
  *                 Special value: 0 means unset (no limit).
  *                 This represents the maximum size of a datagram payload
  *                 handled by the transport layer (usually UDP) as determined
@@ -2735,7 +2735,7 @@
  *                 ones going through the authentication-decryption phase.
  *
  * \note           This is a security trade-off related to the fact that it's
- *                 often relatively easy for an active attacker ot inject UDP
+ *                 often relatively easy for an active attacker to inject UDP
  *                 datagrams. On one hand, setting a low limit here makes it
  *                 easier for such an attacker to forcibly terminated a
  *                 connection. On the other hand, a high limit or no limit
@@ -3454,7 +3454,7 @@
  *                 Both sides: limits the set of curves accepted for use in
  *                 ECDHE and in the peer's end-entity certificate.
  *
- * \deprecated     Superseeded by mbedtls_ssl_conf_groups().
+ * \deprecated     Superseded by mbedtls_ssl_conf_groups().
  *
  * \note           This has no influence on which curves are allowed inside the
  *                 certificate chains, see \c mbedtls_ssl_conf_cert_profile()
@@ -3725,7 +3725,7 @@
  * \param protos   Pointer to a NULL-terminated list of supported protocols,
  *                 in decreasing preference order. The pointer to the list is
  *                 recorded by the library for later reference as required, so
- *                 the lifetime of the table must be atleast as long as the
+ *                 the lifetime of the table must be at least as long as the
  *                 lifetime of the SSL configuration structure.
  *
  * \return         0 on success, or MBEDTLS_ERR_SSL_BAD_INPUT_DATA.
@@ -3739,7 +3739,7 @@
  *
  * \param ssl      SSL context
  *
- * \return         Protcol name, or NULL if no protocol was negotiated.
+ * \return         Protocol name, or NULL if no protocol was negotiated.
  */
 const char *mbedtls_ssl_get_alpn_protocol( const mbedtls_ssl_context *ssl );
 #endif /* MBEDTLS_SSL_ALPN */
@@ -3822,7 +3822,7 @@
                                          unsigned char *mki_value,
                                          uint16_t mki_len );
 /**
- * \brief                  Get the negotiated DTLS-SRTP informations:
+ * \brief                  Get the negotiated DTLS-SRTP information:
  *                         Protection profile and MKI value.
  *
  * \warning                This function must be called after the handshake is
@@ -3830,7 +3830,7 @@
  *                         not be trusted or acted upon before the handshake completes.
  *
  * \param ssl              The SSL context to query.
- * \param dtls_srtp_info   The negotiated DTLS-SRTP informations:
+ * \param dtls_srtp_info   The negotiated DTLS-SRTP information:
  *                         - Protection profile in use.
  *                         A direct mapping of the iana defined value for protection
  *                         profile on an uint16_t.
@@ -4053,7 +4053,7 @@
  *                 initiated by peer
  *                 (Default: MBEDTLS_SSL_RENEGOTIATION_DISABLED)
  *
- * \warning        It is recommended to always disable renegotation unless you
+ * \warning        It is recommended to always disable renegotiation unless you
  *                 know you need it and you know what you're doing. In the
  *                 past, there have been several issues associated with
  *                 renegotiation or a poor understanding of its properties.
@@ -4116,7 +4116,7 @@
  *                 scenario.
  *
  * \note           With DTLS and server-initiated renegotiation, the
- *                 HelloRequest is retransmited every time mbedtls_ssl_read() times
+ *                 HelloRequest is retransmitted every time mbedtls_ssl_read() times
  *                 out or receives Application Data, until:
  *                 - max_records records have beens seen, if it is >= 0, or
  *                 - the number of retransmits that would happen during an
@@ -4775,7 +4775,7 @@
  * \return         \c 0 if successful.
  * \return         #MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL if \p buf is too small.
  * \return         #MBEDTLS_ERR_SSL_ALLOC_FAILED if memory allocation failed
- *                 while reseting the context.
+ *                 while resetting the context.
  * \return         #MBEDTLS_ERR_SSL_BAD_INPUT_DATA if a handshake is in
  *                 progress, or there is pending data for reading or sending,
  *                 or the connection does not use DTLS 1.2 with an AEAD
diff --git a/include/mbedtls/ssl_cookie.h b/include/mbedtls/ssl_cookie.h
index c5b80d9..a1ca74b 100644
--- a/include/mbedtls/ssl_cookie.h
+++ b/include/mbedtls/ssl_cookie.h
@@ -90,7 +90,7 @@
  * \brief          Set expiration delay for cookies
  *                 (Default MBEDTLS_SSL_COOKIE_TIMEOUT)
  *
- * \param ctx      Cookie contex
+ * \param ctx      Cookie context
  * \param delay    Delay, in seconds if HAVE_TIME, or in number of cookies
  *                 issued in the meantime.
  *                 0 to disable expiration (NOT recommended)
diff --git a/include/mbedtls/x509_crt.h b/include/mbedtls/x509_crt.h
index 51ce257..9ed2bbe 100644
--- a/include/mbedtls/x509_crt.h
+++ b/include/mbedtls/x509_crt.h
@@ -968,7 +968,7 @@
 void mbedtls_x509write_crt_init( mbedtls_x509write_cert *ctx );
 
 /**
- * \brief           Set the verion for a Certificate
+ * \brief           Set the version for a Certificate
  *                  Default: MBEDTLS_X509_CRT_VERSION_3
  *
  * \param ctx       CRT context to use
diff --git a/include/mbedtls/x509_csr.h b/include/mbedtls/x509_csr.h
index 20a516e..44b7aab 100644
--- a/include/mbedtls/x509_csr.h
+++ b/include/mbedtls/x509_csr.h
@@ -184,7 +184,7 @@
  *                  private key used to sign the CSR when writing it)
  *
  * \param ctx       CSR context to use
- * \param key       Asymetric key to include
+ * \param key       Asymmetric key to include
  */
 void mbedtls_x509write_csr_set_key( mbedtls_x509write_csr *ctx, mbedtls_pk_context *key );
 
diff --git a/include/psa/crypto.h b/include/psa/crypto.h
index 5f4a9be..211ea8a 100644
--- a/include/psa/crypto.h
+++ b/include/psa/crypto.h
@@ -1023,7 +1023,7 @@
  * This function calculates the hash of the message formed by concatenating
  * the inputs passed to preceding calls to psa_hash_update().
  *
- * When this function returns successfuly, the operation becomes inactive.
+ * When this function returns successfully, the operation becomes inactive.
  * If this function returns an error status, the operation enters an error
  * state and must be aborted by calling psa_hash_abort().
  *
@@ -1073,7 +1073,7 @@
  * compares the calculated hash with the expected hash passed as a
  * parameter to this function.
  *
- * When this function returns successfuly, the operation becomes inactive.
+ * When this function returns successfully, the operation becomes inactive.
  * If this function returns an error status, the operation enters an error
  * state and must be aborted by calling psa_hash_abort().
  *
@@ -1458,7 +1458,7 @@
  * This function calculates the MAC of the message formed by concatenating
  * the inputs passed to preceding calls to psa_mac_update().
  *
- * When this function returns successfuly, the operation becomes inactive.
+ * When this function returns successfully, the operation becomes inactive.
  * If this function returns an error status, the operation enters an error
  * state and must be aborted by calling psa_mac_abort().
  *
@@ -1511,7 +1511,7 @@
  * compares the calculated MAC with the expected MAC passed as a
  * parameter to this function.
  *
- * When this function returns successfuly, the operation becomes inactive.
+ * When this function returns successfully, the operation becomes inactive.
  * If this function returns an error status, the operation enters an error
  * state and must be aborted by calling psa_mac_abort().
  *
@@ -1971,7 +1971,7 @@
  * formed by concatenating the inputs passed to preceding calls to
  * psa_cipher_update().
  *
- * When this function returns successfuly, the operation becomes inactive.
+ * When this function returns successfully, the operation becomes inactive.
  * If this function returns an error status, the operation enters an error
  * state and must be aborted by calling psa_cipher_abort().
  *
@@ -2638,7 +2638,7 @@
  *   preceding calls to psa_aead_update().
  * - \p tag contains the authentication tag.
  *
- * When this function returns successfuly, the operation becomes inactive.
+ * When this function returns successfully, the operation becomes inactive.
  * If this function returns an error status, the operation enters an error
  * state and must be aborted by calling psa_aead_abort().
  *
@@ -2728,7 +2728,7 @@
  * plaintext and reports success. If the authentication tag is not correct,
  * this function returns #PSA_ERROR_INVALID_SIGNATURE.
  *
- * When this function returns successfuly, the operation becomes inactive.
+ * When this function returns successfully, the operation becomes inactive.
  * If this function returns an error status, the operation enters an error
  * state and must be aborted by calling psa_aead_abort().
  *
@@ -3026,7 +3026,7 @@
  * \retval #PSA_ERROR_INVALID_HANDLE
  * \retval #PSA_ERROR_NOT_PERMITTED
  * \retval #PSA_ERROR_INVALID_SIGNATURE
- *         The calculation was perfomed successfully, but the passed
+ *         The calculation was performed successfully, but the passed
  *         signature is not a valid signature.
  * \retval #PSA_ERROR_NOT_SUPPORTED
  * \retval #PSA_ERROR_INVALID_ARGUMENT
@@ -3050,7 +3050,7 @@
 /**
  * \brief Encrypt a short message with a public key.
  *
- * \param key                   Identifer of the key to use for the operation.
+ * \param key                   Identifier of the key to use for the operation.
  *                              It must be a public key or an asymmetric key
  *                              pair. It must allow the usage
  *                              #PSA_KEY_USAGE_ENCRYPT.
@@ -3783,7 +3783,7 @@
  *
  * \param[in,out] operation The key derivation operation object to read from.
  * \param[in] expected_output Buffer containing the expected derivation output.
- * \param output_length     Length ot the expected output; this is also the
+ * \param output_length     Length of the expected output; this is also the
  *                          number of bytes that will be read.
  *
  * \retval #PSA_SUCCESS
diff --git a/include/psa/crypto_extra.h b/include/psa/crypto_extra.h
index df28fef..8fb1a21 100644
--- a/include/psa/crypto_extra.h
+++ b/include/psa/crypto_extra.h
@@ -348,7 +348,7 @@
  * length of the byte string is the private key size in bytes (leading zeroes
  * are not stripped).
  *
- * Determinstic DSA key derivation with psa_generate_derived_key follows
+ * Deterministic DSA key derivation with psa_generate_derived_key follows
  * FIPS 186-4 &sect;B.1.2: interpret the byte string as integer
  * in big-endian order. Discard it if it is not in the range
  * [0, *N* - 2] where *N* is the boundary of the private key domain
@@ -1145,7 +1145,7 @@
  */
 #define PSA_PAKE_STEP_ZK_PROOF                  ((psa_pake_step_t)0x03)
 
-/** The type of the data strucure for PAKE cipher suites.
+/** The type of the data structure for PAKE cipher suites.
  *
  * This is an implementation-defined \c struct. Applications should not
  * make any assumptions about the content of this structure.
diff --git a/include/psa/crypto_struct.h b/include/psa/crypto_struct.h
index f333db1..434554d 100644
--- a/include/psa/crypto_struct.h
+++ b/include/psa/crypto_struct.h
@@ -462,7 +462,7 @@
     }
     else
     {
-        /* Call the bigger function to free the old domain paramteres.
+        /* Call the bigger function to free the old domain parameters.
          * Ignore any errors which may arise due to type requiring
          * non-default domain parameters, since this function can't
          * report errors. */
diff --git a/include/psa/crypto_values.h b/include/psa/crypto_values.h
index 2f9a15a..17d7a9b 100644
--- a/include/psa/crypto_values.h
+++ b/include/psa/crypto_values.h
@@ -489,8 +489,12 @@
  *
  * ChaCha20 and the ChaCha20_Poly1305 construction are defined in RFC 7539.
  *
- * Implementations must support 12-byte nonces, may support 8-byte nonces,
- * and should reject other sizes.
+ * \note For ChaCha20 and ChaCha20_Poly1305, Mbed TLS only supports
+ *       12-byte nonces.
+ *
+ * \note For ChaCha20, the initial counter value is 0. To encrypt or decrypt
+ *       with the initial counter value 1, you can process and discard a
+ *       64-byte block before the real data.
  */
 #define PSA_KEY_TYPE_CHACHA20                       ((psa_key_type_t)0x2004)
 
@@ -1456,7 +1460,7 @@
  * with a random per-message secret number (*k*).
  *
  * The representation of the signature as a byte string consists of
- * the concatentation of the signature values *r* and *s*. Each of
+ * the concatenation of the signature values *r* and *s*. Each of
  * *r* and *s* is encoded as an *N*-octet string, where *N* is the length
  * of the base point of the curve in octets. Each value is represented
  * in big-endian order (most significant octet first).
@@ -2269,8 +2273,8 @@
 #else /* MBEDTLS_PSA_CRYPTO_KEY_ID_ENCODES_OWNER */
 
 #define MBEDTLS_SVC_KEY_ID_INIT ( (mbedtls_svc_key_id_t){ 0, 0 } )
-#define MBEDTLS_SVC_KEY_ID_GET_KEY_ID( id ) ( ( id ).key_id )
-#define MBEDTLS_SVC_KEY_ID_GET_OWNER_ID( id ) ( ( id ).owner )
+#define MBEDTLS_SVC_KEY_ID_GET_KEY_ID( id ) ( ( id ).MBEDTLS_PRIVATE(key_id) )
+#define MBEDTLS_SVC_KEY_ID_GET_OWNER_ID( id ) ( ( id ).MBEDTLS_PRIVATE(owner) )
 
 /** Utility to initialize a key identifier at runtime.
  *
diff --git a/library/aes.c b/library/aes.c
index d2b05e2..bf5d432 100644
--- a/library/aes.c
+++ b/library/aes.c
@@ -1089,7 +1089,7 @@
  *
  * This function multiplies a field element by x in the polynomial field
  * representation. It uses 64-bit word operations to gain speed but compensates
- * for machine endianess and hence works correctly on both big and little
+ * for machine endianness and hence works correctly on both big and little
  * endian machines.
  */
 static void mbedtls_gf128mul_x_ble( unsigned char r[16],
@@ -1189,7 +1189,7 @@
         unsigned char *prev_output = output - 16;
 
         /* Copy ciphertext bytes from the previous block to our output for each
-         * byte of cyphertext we won't steal. At the same time, copy the
+         * byte of ciphertext we won't steal. At the same time, copy the
          * remainder of the input for this final round (since the loop bounds
          * are the same). */
         for( i = 0; i < leftover; i++ )
diff --git a/library/bignum.c b/library/bignum.c
index f06eff0..11acc01 100644
--- a/library/bignum.c
+++ b/library/bignum.c
@@ -2278,7 +2278,7 @@
          * TA-TB is even so the division by 2 has an integer result.
          * Invariant (I) is preserved since any odd divisor of both TA and TB
          * also divides |TA-TB|/2, and any odd divisor of both TA and |TA-TB|/2
-         * also divides TB, and any odd divisior of both TB and |TA-TB|/2 also
+         * also divides TB, and any odd divisor of both TB and |TA-TB|/2 also
          * divides TA.
          */
         if( mbedtls_mpi_cmp_mpi( &TA, &TB ) >= 0 )
diff --git a/library/constant_time.c b/library/constant_time.c
index a6451bb..8475b0c 100644
--- a/library/constant_time.c
+++ b/library/constant_time.c
@@ -690,7 +690,7 @@
 /*
  * Conditionally swap X and Y, without leaking information
  * about whether the swap was made or not.
- * Here it is not ok to simply swap the pointers, which whould lead to
+ * Here it is not ok to simply swap the pointers, which would lead to
  * different memory access patterns when X and Y are used afterwards.
  */
 int mbedtls_mpi_safe_cond_swap( mbedtls_mpi *X,
diff --git a/library/ecjpake.c b/library/ecjpake.c
index 738a977..d467a65 100644
--- a/library/ecjpake.c
+++ b/library/ecjpake.c
@@ -449,7 +449,7 @@
 
 /*
  * Read a ECJPAKEKeyKPPairList (7.4.2.3) and check proofs
- * Ouputs: verified peer public keys Xa, Xb
+ * Outputs: verified peer public keys Xa, Xb
  */
 static int ecjpake_kkpp_read( const mbedtls_md_info_t *md_info,
                               const mbedtls_ecp_group *grp,
diff --git a/library/ecp.c b/library/ecp.c
index f39cb02..8b32caa 100644
--- a/library/ecp.c
+++ b/library/ecp.c
@@ -1267,7 +1267,7 @@
  * For curves in short Weierstrass form, we do all the internal operations in
  * Jacobian coordinates.
  *
- * For multiplication, we'll use a comb method with coutermeasueres against
+ * For multiplication, we'll use a comb method with countermeasures against
  * SPA, hence timing attacks.
  */
 
@@ -2231,7 +2231,7 @@
  * This function is mainly responsible for administrative work:
  * - managing the restart context if enabled
  * - managing the table of precomputed points (passed between the below two
- *   functions): allocation, computation, ownership tranfer, freeing.
+ *   functions): allocation, computation, ownership transfer, freeing.
  *
  * It delegates the actual arithmetic work to:
  *      ecp_precompute_comb() and ecp_mul_comb_with_precomp()
@@ -2365,7 +2365,7 @@
 /*
  * For Montgomery curves, we do all the internal arithmetic in projective
  * coordinates. Import/export of points uses only the x coordinates, which is
- * internaly represented as X / Z.
+ * internally represented as X / Z.
  *
  * For scalar multiplication, we'll use a Montgomery ladder.
  */
@@ -2519,7 +2519,7 @@
     MPI_ECP_LSET( &R->Z, 0 );
     mbedtls_mpi_free( &R->Y );
 
-    /* RP.X might be sligtly larger than P, so reduce it */
+    /* RP.X might be slightly larger than P, so reduce it */
     MOD_ADD( &RP.X );
 
     /* Randomize coordinates of the starting point */
diff --git a/library/memory_buffer_alloc.c b/library/memory_buffer_alloc.c
index 8c6b442..61432d8 100644
--- a/library/memory_buffer_alloc.c
+++ b/library/memory_buffer_alloc.c
@@ -561,8 +561,8 @@
 
 static void buffer_alloc_free_mutexed( void *ptr )
 {
-    /* We have to good option here, but corrupting the heap seems
-     * worse than loosing memory. */
+    /* We have no good option here, but corrupting the heap seems
+     * worse than losing memory. */
     if( mbedtls_mutex_lock( &heap.mutex ) )
         return;
     buffer_alloc_free( ptr );
diff --git a/library/pkparse.c b/library/pkparse.c
index 22dab3a..89398b7 100644
--- a/library/pkparse.c
+++ b/library/pkparse.c
@@ -475,7 +475,7 @@
     }
 
     /*
-     * grp may already be initilialized; if so, make sure IDs match
+     * grp may already be initialized; if so, make sure IDs match
      */
     if( grp->id != MBEDTLS_ECP_DP_NONE && grp->id != grp_id )
         return( MBEDTLS_ERR_PK_KEY_INVALID_FORMAT );
@@ -808,7 +808,7 @@
        goto cleanup;
 
 #else
-    /* Verify existance of the CRT params */
+    /* Verify existence of the CRT params */
     if( ( ret = asn1_get_nonzero_mpi( &p, end, &T ) ) != 0 ||
         ( ret = asn1_get_nonzero_mpi( &p, end, &T ) ) != 0 ||
         ( ret = asn1_get_nonzero_mpi( &p, end, &T ) ) != 0 )
diff --git a/library/psa_crypto.c b/library/psa_crypto.c
index fa6800b..635981d 100644
--- a/library/psa_crypto.c
+++ b/library/psa_crypto.c
@@ -913,7 +913,7 @@
         goto error;
     }
 
-    /* Enforce that the usage policy permits the requested algortihm. */
+    /* Enforce that the usage policy permits the requested algorithm. */
     if( alg != 0 )
     {
         status = psa_key_policy_permits( &slot->attr.policy,
@@ -4810,7 +4810,7 @@
 
         /* 4. If k > N - 2, discard the result and return to step 1.
         *    Result of comparison is returned. When it indicates error
-        *    then this fuction is called again.
+        *    then this function is called again.
         */
         MBEDTLS_MPI_CHK( mbedtls_mpi_lt_mpi_ct( &diff_N_2, &k, &key_out_of_range ) );
     }
diff --git a/library/psa_crypto_aead.h b/library/psa_crypto_aead.h
index e82e1cc..17b3953 100644
--- a/library/psa_crypto_aead.h
+++ b/library/psa_crypto_aead.h
@@ -428,7 +428,7 @@
  *   preceding calls to mbedtls_psa_aead_update().
  * - \p tag contains the authentication tag.
  *
- * Whether or not this function returns successfuly, the PSA core subsequently
+ * Whether or not this function returns successfully, the PSA core subsequently
  * calls mbedtls_psa_aead_abort() to deactivate the operation.
  *
  * \param[in,out] operation     Active AEAD operation.
diff --git a/library/psa_crypto_hash.h b/library/psa_crypto_hash.h
index 7091dc5..3bcea59 100644
--- a/library/psa_crypto_hash.h
+++ b/library/psa_crypto_hash.h
@@ -175,7 +175,7 @@
  * This function calculates the hash of the message formed by concatenating
  * the inputs passed to preceding calls to mbedtls_psa_hash_update().
  *
- * When this function returns successfuly, the operation becomes inactive.
+ * When this function returns successfully, the operation becomes inactive.
  * If this function returns an error status, the operation enters an error
  * state and must be aborted by calling mbedtls_psa_hash_abort().
  *
diff --git a/library/rsa.c b/library/rsa.c
index 497fc21..6a9e402 100644
--- a/library/rsa.c
+++ b/library/rsa.c
@@ -848,10 +848,10 @@
  * the more bits of the key can be recovered. See [3].
  *
  * Collecting n collisions with m bit long blinding value requires 2^(m-m/n)
- * observations on avarage.
+ * observations on average.
  *
  * For example with 28 byte blinding to achieve 2 collisions the adversary has
- * to make 2^112 observations on avarage.
+ * to make 2^112 observations on average.
  *
  * (With the currently (as of 2017 April) known best algorithms breaking 2048
  * bit RSA requires approximately as much time as trying out 2^112 random keys.
diff --git a/library/ssl_cookie.c b/library/ssl_cookie.c
index 3be4b45..0f2bc60 100644
--- a/library/ssl_cookie.c
+++ b/library/ssl_cookie.c
@@ -62,7 +62,7 @@
 
 /*
  * Cookies are formed of a 4-bytes timestamp (or serial number) and
- * an HMAC of timestemp and client ID.
+ * an HMAC of timestamp and client ID.
  */
 #define COOKIE_LEN      ( 4 + COOKIE_HMAC_LEN )
 
diff --git a/library/ssl_misc.h b/library/ssl_misc.h
index 38453eb..ce41a45 100644
--- a/library/ssl_misc.h
+++ b/library/ssl_misc.h
@@ -1854,7 +1854,7 @@
             named_group == MBEDTLS_SSL_IANA_TLS_GROUP_BP384R1   ||
             named_group == MBEDTLS_SSL_IANA_TLS_GROUP_BP512R1   ||
             named_group == MBEDTLS_SSL_IANA_TLS_GROUP_X448      ||
-            /* Below deprected curves should be removed with notice to users */
+            /* Below deprecated curves should be removed with notice to users */
             named_group == MBEDTLS_SSL_IANA_TLS_GROUP_SECP192K1 ||
             named_group == MBEDTLS_SSL_IANA_TLS_GROUP_SECP192R1 ||
             named_group == MBEDTLS_SSL_IANA_TLS_GROUP_SECP224K1 ||
@@ -2167,7 +2167,7 @@
 #endif /* MBEDTLS_SSL_PROTO_TLS1_2 && MBEDTLS_KEY_EXCHANGE_WITH_CERT_ENABLED */
 #if defined(MBEDTLS_USE_PSA_CRYPTO)
 /* Corresponding PSA algorithm for MBEDTLS_CIPHER_NULL.
- * Same value is used fo PSA_ALG_CATEGORY_CIPHER, hence it is
+ * Same value is used for PSA_ALG_CATEGORY_CIPHER, hence it is
  * guaranteed to not be a valid PSA algorithm identifier.
  */
 #define MBEDTLS_SSL_NULL_CIPHER 0x04000000
diff --git a/library/ssl_msg.c b/library/ssl_msg.c
index 083c8d2..e1ea440 100644
--- a/library/ssl_msg.c
+++ b/library/ssl_msg.c
@@ -1234,7 +1234,7 @@
                                add_data, add_data_len );
 
         /* Because of the check above, we know that there are
-         * explicit_iv_len Bytes preceeding data, and taglen
+         * explicit_iv_len Bytes preceding data, and taglen
          * bytes following data + data_len. This justifies
          * the debug message and the invocation of
          * mbedtls_cipher_auth_decrypt_ext() below. */
@@ -2404,7 +2404,7 @@
                                      unsigned char **buf, size_t *buf_len )
 {
     /*
-     * Reserve 4 bytes for hanshake header. ( Section 4,RFC 8446 )
+     * Reserve 4 bytes for handshake header. ( Section 4,RFC 8446 )
      *    ...
      *    HandshakeType msg_type;
      *    uint24 length;
diff --git a/library/ssl_ticket.c b/library/ssl_ticket.c
index 1c05001..e1439f0 100644
--- a/library/ssl_ticket.c
+++ b/library/ssl_ticket.c
@@ -37,7 +37,7 @@
 #include <string.h>
 
 /*
- * Initialze context
+ * Initialize context
  */
 void mbedtls_ssl_ticket_init( mbedtls_ssl_ticket_context *ctx )
 {
diff --git a/library/ssl_tls.c b/library/ssl_tls.c
index ae697b1..a1a0003 100644
--- a/library/ssl_tls.c
+++ b/library/ssl_tls.c
@@ -2918,7 +2918,7 @@
      * In the case of TLS 1.3, handshake step handlers do not send data to the
      * peer. Data are only sent here and through
      * `mbedtls_ssl_handle_pending_alert` in case an error that triggered an
-     * alert occured.
+     * alert occurred.
      */
     if( ( ret = mbedtls_ssl_flush_output( ssl ) ) != 0 )
         return( ret );
@@ -4017,7 +4017,7 @@
 }
 
 /*
- * Initialze mbedtls_ssl_config
+ * Initialize mbedtls_ssl_config
  */
 void mbedtls_ssl_config_init( mbedtls_ssl_config *conf )
 {
@@ -6614,7 +6614,7 @@
     ssl->handshake = NULL;
 
     /*
-     * Free the previous transform and swith in the current one
+     * Free the previous transform and switch in the current one
      */
     if( ssl->transform )
     {
diff --git a/library/ssl_tls12_client.c b/library/ssl_tls12_client.c
index 095db8f..f516efa 100644
--- a/library/ssl_tls12_client.c
+++ b/library/ssl_tls12_client.c
@@ -2276,7 +2276,7 @@
                 MBEDTLS_SSL_ALERT_MSG_DECODE_ERROR );
             return( MBEDTLS_ERR_SSL_DECODE_ERROR );
         }
-    } /* FALLTROUGH */
+    } /* FALLTHROUGH */
 #endif /* MBEDTLS_KEY_EXCHANGE_SOME_PSK_ENABLED */
 
 #if defined(MBEDTLS_KEY_EXCHANGE_PSK_ENABLED) ||                       \
diff --git a/library/ssl_tls12_server.c b/library/ssl_tls12_server.c
index a1505d1..590c874 100644
--- a/library/ssl_tls12_server.c
+++ b/library/ssl_tls12_server.c
@@ -1261,7 +1261,7 @@
      * Handshake layer:
      *     0  .   0   handshake type
      *     1  .   3   handshake length
-     *     4  .   5   DTLS only: message seqence number
+     *     4  .   5   DTLS only: message sequence number
      *     6  .   8   DTLS only: fragment offset
      *     9  .  11   DTLS only: fragment length
      */
diff --git a/library/ssl_tls13_generic.c b/library/ssl_tls13_generic.c
index 06ee46b..9de9d6d 100644
--- a/library/ssl_tls13_generic.c
+++ b/library/ssl_tls13_generic.c
@@ -982,7 +982,7 @@
 #endif /* MBEDTLS_RSA_C */
         default:
             MBEDTLS_SSL_DEBUG_MSG( 1,
-                                   ( "unkown signature type : %u", sig ) );
+                                   ( "unknown signature type : %u", sig ) );
             break;
     }
     return( -1 );
diff --git a/library/ssl_tls13_keys.c b/library/ssl_tls13_keys.c
index 8ffd9a1..072c869 100644
--- a/library/ssl_tls13_keys.c
+++ b/library/ssl_tls13_keys.c
@@ -1110,7 +1110,7 @@
     transform->tls_version = MBEDTLS_SSL_VERSION_TLS1_3;
 
     /* We add the true record content type (1 Byte) to the plaintext and
-     * then pad to the configured granularity. The mimimum length of the
+     * then pad to the configured granularity. The minimum length of the
      * type-extended and padded plaintext is therefore the padding
      * granularity. */
     transform->minlen =
@@ -1425,7 +1425,7 @@
     hash_alg = mbedtls_psa_translate_md( handshake->ciphersuite_info->mac );
     hash_len = PSA_HASH_LENGTH( hash_alg );
 
-    /* Compute current handshake transcript. It's the caller's responsiblity
+    /* Compute current handshake transcript. It's the caller's responsibility
      * to call this at the right time, that is, after the ServerFinished. */
 
     ret = mbedtls_ssl_get_handshake_transcript( ssl, md_type,
diff --git a/programs/aes/crypt_and_hash.c b/programs/aes/crypt_and_hash.c
index 74ea88c..7288548 100644
--- a/programs/aes/crypt_and_hash.c
+++ b/programs/aes/crypt_and_hash.c
@@ -137,11 +137,6 @@
             list++;
         }
 
-#if defined(_WIN32)
-        mbedtls_printf( "\n  Press Enter to exit this program.\n" );
-        fflush( stdout ); getchar();
-#endif
-
         goto exit;
     }
 
diff --git a/programs/fuzz/README.md b/programs/fuzz/README.md
index b6a4333..aaef030 100644
--- a/programs/fuzz/README.md
+++ b/programs/fuzz/README.md
@@ -35,10 +35,10 @@
 Finally, you can run the targets like `./test/fuzz/fuzz_client`.
 
 
-Corpus generation for network trafic targets
+Corpus generation for network traffic targets
 ------
 
-These targets use network trafic as inputs :
+These targets use network traffic as inputs :
 * client : simulates a client against (fuzzed) server traffic
 * server : simulates a server against (fuzzed) client traffic
 * dtls_client
@@ -48,7 +48,7 @@
 
 To generate corpus for these targets, you can do the following, not fully automated steps :
 * Build mbedtls programs ssl_server2 and ssl_client2
-* Run them one against the other with `reproducible` option turned on while capturing trafic into test.pcap
+* Run them one against the other with `reproducible` option turned on while capturing traffic into test.pcap
 * Extract tcp payloads, for instance with tshark : `tshark -Tfields -e tcp.dstport -e tcp.payload -r test.pcap > test.txt`
 * Run a dummy python script to output either client or server corpus file like `python dummy.py test.txt > test.cor`
 * Finally, you can add the options by appending the last bytes to the file test.cor
diff --git a/programs/fuzz/onefile.c b/programs/fuzz/onefile.c
index efd8dbb..730be36 100644
--- a/programs/fuzz/onefile.c
+++ b/programs/fuzz/onefile.c
@@ -47,7 +47,7 @@
         return 2;
     }
 
-    //lauch fuzzer
+    //launch fuzzer
     LLVMFuzzerTestOneInput(Data, Size);
     free(Data);
     fclose(fp);
diff --git a/programs/hash/generic_sum.c b/programs/hash/generic_sum.c
index 9243f0a..f38a976 100644
--- a/programs/hash/generic_sum.c
+++ b/programs/hash/generic_sum.c
@@ -192,11 +192,6 @@
             list++;
         }
 
-#if defined(_WIN32)
-        mbedtls_printf( "\n  Press Enter to exit this program.\n" );
-        fflush( stdout ); getchar();
-#endif
-
         mbedtls_exit( exit_code );
     }
 
diff --git a/programs/hash/hello.c b/programs/hash/hello.c
index d2b6910..cb8de8b 100644
--- a/programs/hash/hello.c
+++ b/programs/hash/hello.c
@@ -59,11 +59,6 @@
 
     mbedtls_printf( "\n\n" );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( MBEDTLS_EXIT_SUCCESS );
 }
 #endif /* MBEDTLS_MD5_C */
diff --git a/programs/pkey/dh_client.c b/programs/pkey/dh_client.c
index d633e4d..45de57b 100644
--- a/programs/pkey/dh_client.c
+++ b/programs/pkey/dh_client.c
@@ -300,11 +300,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_AES_C && MBEDTLS_DHM_C && MBEDTLS_ENTROPY_C &&
diff --git a/programs/pkey/dh_genprime.c b/programs/pkey/dh_genprime.c
index 174a363..9ada4ea 100644
--- a/programs/pkey/dh_genprime.c
+++ b/programs/pkey/dh_genprime.c
@@ -186,11 +186,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C && MBEDTLS_FS_IO &&
diff --git a/programs/pkey/dh_server.c b/programs/pkey/dh_server.c
index 75713ff..2956308 100644
--- a/programs/pkey/dh_server.c
+++ b/programs/pkey/dh_server.c
@@ -322,11 +322,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_AES_C && MBEDTLS_DHM_C && MBEDTLS_ENTROPY_C &&
diff --git a/programs/pkey/ecdh_curve25519.c b/programs/pkey/ecdh_curve25519.c
index ca046fd..dff5480 100644
--- a/programs/pkey/ecdh_curve25519.c
+++ b/programs/pkey/ecdh_curve25519.c
@@ -222,11 +222,6 @@
 
 exit:
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_ecdh_free( &ctx_srv );
     mbedtls_ecdh_free( &ctx_cli );
     mbedtls_ctr_drbg_free( &ctr_drbg );
diff --git a/programs/pkey/ecdsa.c b/programs/pkey/ecdsa.c
index 550a230..c1c5070 100644
--- a/programs/pkey/ecdsa.c
+++ b/programs/pkey/ecdsa.c
@@ -232,11 +232,6 @@
 
 exit:
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_ecdsa_free( &ctx_verify );
     mbedtls_ecdsa_free( &ctx_sign );
     mbedtls_ctr_drbg_free( &ctr_drbg );
diff --git a/programs/pkey/gen_key.c b/programs/pkey/gen_key.c
index 7535eee..8779519 100644
--- a/programs/pkey/gen_key.c
+++ b/programs/pkey/gen_key.c
@@ -435,11 +435,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_PK_WRITE_C && MBEDTLS_PEM_WRITE_C && MBEDTLS_FS_IO &&
diff --git a/programs/pkey/key_app.c b/programs/pkey/key_app.c
index 4203902..bd16b24 100644
--- a/programs/pkey/key_app.c
+++ b/programs/pkey/key_app.c
@@ -324,11 +324,6 @@
     mbedtls_mpi_free( &D ); mbedtls_mpi_free( &E ); mbedtls_mpi_free( &DP );
     mbedtls_mpi_free( &DQ ); mbedtls_mpi_free( &QP );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_PK_PARSE_C && MBEDTLS_FS_IO &&
diff --git a/programs/pkey/key_app_writer.c b/programs/pkey/key_app_writer.c
index ed6addf..df1e502 100644
--- a/programs/pkey/key_app_writer.c
+++ b/programs/pkey/key_app_writer.c
@@ -454,11 +454,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_PK_PARSE_C && MBEDTLS_PK_WRITE_C && MBEDTLS_FS_IO &&
diff --git a/programs/pkey/mpi_demo.c b/programs/pkey/mpi_demo.c
index 6341752..eed8dfc 100644
--- a/programs/pkey/mpi_demo.c
+++ b/programs/pkey/mpi_demo.c
@@ -101,11 +101,6 @@
         mbedtls_printf( "\nAn error occurred.\n" );
     }
 
-#if defined(_WIN32)
-    mbedtls_printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_FS_IO */
diff --git a/programs/pkey/pk_decrypt.c b/programs/pkey/pk_decrypt.c
index f1bfd8a..b09b6b8 100644
--- a/programs/pkey/pk_decrypt.c
+++ b/programs/pkey/pk_decrypt.c
@@ -162,11 +162,6 @@
     }
 #endif
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_PK_PARSE_C && MBEDTLS_FS_IO &&
diff --git a/programs/pkey/pk_encrypt.c b/programs/pkey/pk_encrypt.c
index 293c0a0..3df11f7 100644
--- a/programs/pkey/pk_encrypt.c
+++ b/programs/pkey/pk_encrypt.c
@@ -165,11 +165,6 @@
     }
 #endif
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_PK_PARSE_C && MBEDTLS_ENTROPY_C &&
diff --git a/programs/pkey/pk_sign.c b/programs/pkey/pk_sign.c
index 2ab428d..7b5d8e1 100644
--- a/programs/pkey/pk_sign.c
+++ b/programs/pkey/pk_sign.c
@@ -164,11 +164,6 @@
     }
 #endif
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C &&
diff --git a/programs/pkey/pk_verify.c b/programs/pkey/pk_verify.c
index 5173507..e82653b 100644
--- a/programs/pkey/pk_verify.c
+++ b/programs/pkey/pk_verify.c
@@ -136,11 +136,6 @@
     }
 #endif
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_SHA256_C &&
diff --git a/programs/pkey/rsa_decrypt.c b/programs/pkey/rsa_decrypt.c
index 42ec6a7..c01a5cf 100644
--- a/programs/pkey/rsa_decrypt.c
+++ b/programs/pkey/rsa_decrypt.c
@@ -196,11 +196,6 @@
     mbedtls_mpi_free( &D ); mbedtls_mpi_free( &E ); mbedtls_mpi_free( &DP );
     mbedtls_mpi_free( &DQ ); mbedtls_mpi_free( &QP );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_FS_IO */
diff --git a/programs/pkey/rsa_encrypt.c b/programs/pkey/rsa_encrypt.c
index f7ff68f..25a42d3 100644
--- a/programs/pkey/rsa_encrypt.c
+++ b/programs/pkey/rsa_encrypt.c
@@ -172,11 +172,6 @@
     mbedtls_entropy_free( &entropy );
     mbedtls_rsa_free( &rsa );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_ENTROPY_C &&
diff --git a/programs/pkey/rsa_genkey.c b/programs/pkey/rsa_genkey.c
index e48050a..67711bd 100644
--- a/programs/pkey/rsa_genkey.c
+++ b/programs/pkey/rsa_genkey.c
@@ -161,11 +161,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C && MBEDTLS_RSA_C &&
diff --git a/programs/pkey/rsa_sign.c b/programs/pkey/rsa_sign.c
index 5aa592d..1df9b13 100644
--- a/programs/pkey/rsa_sign.c
+++ b/programs/pkey/rsa_sign.c
@@ -177,11 +177,6 @@
     mbedtls_mpi_free( &D ); mbedtls_mpi_free( &E ); mbedtls_mpi_free( &DP );
     mbedtls_mpi_free( &DQ ); mbedtls_mpi_free( &QP );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_SHA256_C &&
diff --git a/programs/pkey/rsa_sign_pss.c b/programs/pkey/rsa_sign_pss.c
index 7ec7335..8078ab6 100644
--- a/programs/pkey/rsa_sign_pss.c
+++ b/programs/pkey/rsa_sign_pss.c
@@ -172,11 +172,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C && MBEDTLS_RSA_C &&
diff --git a/programs/pkey/rsa_verify.c b/programs/pkey/rsa_verify.c
index 1b3e193..a8b1abb 100644
--- a/programs/pkey/rsa_verify.c
+++ b/programs/pkey/rsa_verify.c
@@ -151,11 +151,6 @@
 
     mbedtls_rsa_free( &rsa );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_SHA256_C &&
diff --git a/programs/pkey/rsa_verify_pss.c b/programs/pkey/rsa_verify_pss.c
index d6634ba..3a20778 100644
--- a/programs/pkey/rsa_verify_pss.c
+++ b/programs/pkey/rsa_verify_pss.c
@@ -146,11 +146,6 @@
 exit:
     mbedtls_pk_free( &pk );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_SHA256_C &&
diff --git a/programs/psa/aead_demo.c b/programs/psa/aead_demo.c
index 5bc0af0..c4ed0dd 100644
--- a/programs/psa/aead_demo.c
+++ b/programs/psa/aead_demo.c
@@ -156,7 +156,7 @@
         return( PSA_ERROR_INVALID_ARGUMENT );
     }
 
-    /* Prepare key attibutes */
+    /* Prepare key attributes */
     psa_key_attributes_t attributes = PSA_KEY_ATTRIBUTES_INIT;
     psa_set_key_usage_flags( &attributes, PSA_KEY_USAGE_ENCRYPT );
     psa_set_key_algorithm( &attributes, *alg );
diff --git a/programs/ssl/dtls_client.c b/programs/ssl/dtls_client.c
index 2bebb0d..e06d535 100644
--- a/programs/ssl/dtls_client.c
+++ b/programs/ssl/dtls_client.c
@@ -346,11 +346,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     /* Shell can not handle large exit numbers -> 1 for errors */
     if( ret < 0 )
         ret = 1;
diff --git a/programs/ssl/dtls_server.c b/programs/ssl/dtls_server.c
index 5d1cccb..9317449 100644
--- a/programs/ssl/dtls_server.c
+++ b/programs/ssl/dtls_server.c
@@ -416,11 +416,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     /* Shell can not handle large exit numbers -> 1 for errors */
     if( ret < 0 )
         ret = 1;
diff --git a/programs/ssl/mini_client.c b/programs/ssl/mini_client.c
index 97bfe68..8f2fed8 100644
--- a/programs/ssl/mini_client.c
+++ b/programs/ssl/mini_client.c
@@ -37,7 +37,7 @@
  * dominate memory usage in small configurations. For the sake of simplicity,
  * only a Unix version is implemented.
  *
- * Warning: we are breaking some of the abtractions from the NET layer here.
+ * Warning: we are breaking some of the abstractions from the NET layer here.
  * This is not a good example for general use. This programs has the specific
  * goal of minimizing use of the libc functions on full-blown OSes.
  */
diff --git a/programs/ssl/ssl_client1.c b/programs/ssl/ssl_client1.c
index 3f7256f..a80ff71 100644
--- a/programs/ssl/ssl_client1.c
+++ b/programs/ssl/ssl_client1.c
@@ -305,11 +305,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C && MBEDTLS_SSL_TLS_C &&
diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c
index 2cfdde6..97b786a 100644
--- a/programs/ssl/ssl_client2.c
+++ b/programs/ssl/ssl_client2.c
@@ -507,7 +507,7 @@
     int transport;              /* TLS or DTLS?                             */
     uint32_t hs_to_min;         /* Initial value of DTLS handshake timer    */
     uint32_t hs_to_max;         /* Max value of DTLS handshake timer        */
-    int dtls_mtu;               /* UDP Maximum tranport unit for DTLS       */
+    int dtls_mtu;               /* UDP Maximum transport unit for DTLS       */
     int fallback;               /* is this a fallback connection?           */
     int dgram_packing;          /* allow/forbid datagram packing            */
     int extended_ms;            /* negotiate extended master secret?        */
@@ -3151,14 +3151,6 @@
     mbedtls_memory_buffer_alloc_free();
 #endif  /* MBEDTLS_MEMORY_BUFFER_ALLOC_C */
 
-#if defined(_WIN32)
-    if( opt.query_config_mode == DFL_QUERY_CONFIG_MODE )
-    {
-        mbedtls_printf( "  + Press Enter to exit this program.\n" );
-        fflush( stdout ); getchar();
-    }
-#endif
-
     // Shell can not handle large exit numbers -> 1 for errors
     if( ret < 0 )
         ret = 1;
diff --git a/programs/ssl/ssl_fork_server.c b/programs/ssl/ssl_fork_server.c
index 694fc3b..07b3e6f 100644
--- a/programs/ssl/ssl_fork_server.c
+++ b/programs/ssl/ssl_fork_server.c
@@ -407,11 +407,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C &&
diff --git a/programs/ssl/ssl_mail_client.c b/programs/ssl/ssl_mail_client.c
index 32960ad..664a384 100644
--- a/programs/ssl/ssl_mail_client.c
+++ b/programs/ssl/ssl_mail_client.c
@@ -848,11 +848,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C && MBEDTLS_SSL_TLS_C &&
diff --git a/programs/ssl/ssl_pthread_server.c b/programs/ssl/ssl_pthread_server.c
index a8db4d8..ac14789 100644
--- a/programs/ssl/ssl_pthread_server.c
+++ b/programs/ssl/ssl_pthread_server.c
@@ -515,11 +515,6 @@
     mbedtls_memory_buffer_alloc_free();
 #endif
 
-#if defined(_WIN32)
-    mbedtls_printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( ret );
 }
 
diff --git a/programs/ssl/ssl_server.c b/programs/ssl/ssl_server.c
index 95557fb..3b66372 100644
--- a/programs/ssl/ssl_server.c
+++ b/programs/ssl/ssl_server.c
@@ -386,11 +386,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( ret );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C &&
diff --git a/programs/ssl/ssl_server2.c b/programs/ssl/ssl_server2.c
index 0047cab..c144b05 100644
--- a/programs/ssl/ssl_server2.c
+++ b/programs/ssl/ssl_server2.c
@@ -651,7 +651,7 @@
     int anti_replay;            /* Use anti-replay for DTLS? -1 for default */
     uint32_t hs_to_min;         /* Initial value of DTLS handshake timer    */
     uint32_t hs_to_max;         /* Max value of DTLS handshake timer        */
-    int dtls_mtu;               /* UDP Maximum tranport unit for DTLS       */
+    int dtls_mtu;               /* UDP Maximum transport unit for DTLS       */
     int dgram_packing;          /* allow/forbid datagram packing            */
     int badmac_limit;           /* Limit of records with bad MAC            */
     int eap_tls;                /* derive EAP-TLS keying material?          */
@@ -4231,11 +4231,6 @@
     if( opt.query_config_mode == DFL_QUERY_CONFIG_MODE )
     {
         mbedtls_printf( " done.\n" );
-
-#if defined(_WIN32)
-        mbedtls_printf( "  + Press Enter to exit this program.\n" );
-        fflush( stdout ); getchar();
-#endif
     }
 
     // Shell can not handle large exit numbers -> 1 for errors
diff --git a/programs/ssl/ssl_test_lib.h b/programs/ssl/ssl_test_lib.h
index f0d0c3b..48da1bf 100644
--- a/programs/ssl/ssl_test_lib.h
+++ b/programs/ssl/ssl_test_lib.h
@@ -278,7 +278,7 @@
 
 /*
  * Test recv/send functions that make sure each try returns
- * WANT_READ/WANT_WRITE at least once before sucesseding
+ * WANT_READ/WANT_WRITE at least once before succeeding
  */
 int delayed_recv( void *ctx, unsigned char *buf, size_t len );
 int delayed_send( void *ctx, const unsigned char *buf, size_t len );
diff --git a/programs/test/benchmark.c b/programs/test/benchmark.c
index 6ff2eb8..a6d83e7 100644
--- a/programs/test/benchmark.c
+++ b/programs/test/benchmark.c
@@ -179,7 +179,7 @@
  *
  * This computes the maximum length of a title +3, because we appends "/s" and
  * want at least one space. (If the value is too small, the only consequence
- * is poor alignement.) */
+ * is poor alignment.) */
 #define TITLE_SPACE 17
 
 #define MEMORY_MEASURE_INIT                                             \
@@ -1280,11 +1280,6 @@
     mbedtls_memory_buffer_alloc_free();
 #endif
 
-#if defined(_WIN32)
-    mbedtls_printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( 0 );
 }
 
diff --git a/programs/test/selftest.c b/programs/test/selftest.c
index 0c40686..a314bd2 100644
--- a/programs/test/selftest.c
+++ b/programs/test/selftest.c
@@ -537,10 +537,6 @@
         {
             mbedtls_printf( "  [ All tests PASS ]\n\n" );
         }
-#if defined(_WIN32)
-        mbedtls_printf( "  Press Enter to exit this program.\n" );
-        fflush( stdout ); getchar();
-#endif
     }
 
     if( suites_failed > 0)
diff --git a/programs/test/udp_proxy.c b/programs/test/udp_proxy.c
index 6ffd3cd..e3386d1 100644
--- a/programs/test/udp_proxy.c
+++ b/programs/test/udp_proxy.c
@@ -1,5 +1,5 @@
 /*
- *  UDP proxy: emulate an unreliable UDP connexion for DTLS testing
+ *  UDP proxy: emulate an unreliable UDP connection for DTLS testing
  *
  *  Copyright The Mbed TLS Contributors
  *  SPDX-License-Identifier: Apache-2.0
@@ -1016,11 +1016,6 @@
     mbedtls_net_free( &server_fd );
     mbedtls_net_free( &listen_fd );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 
diff --git a/programs/test/zeroize.c b/programs/test/zeroize.c
index a44099d..d6e5561 100644
--- a/programs/test/zeroize.c
+++ b/programs/test/zeroize.c
@@ -63,7 +63,7 @@
 
     if( argc != 2 )
     {
-        mbedtls_printf( "This program takes exactly 1 agument\n" );
+        mbedtls_printf( "This program takes exactly 1 argument\n" );
         usage();
         mbedtls_exit( exit_code );
     }
diff --git a/programs/util/pem2der.c b/programs/util/pem2der.c
index e273200..cf6a56c 100644
--- a/programs/util/pem2der.c
+++ b/programs/util/pem2der.c
@@ -279,11 +279,6 @@
 exit:
     free( pem_buffer );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BASE64_C && MBEDTLS_FS_IO */
diff --git a/programs/util/strerror.c b/programs/util/strerror.c
index 4b776d3..f91da13 100644
--- a/programs/util/strerror.c
+++ b/programs/util/strerror.c
@@ -78,11 +78,6 @@
         mbedtls_printf("Last error was: -0x%04x - %s\n\n", (unsigned int) -val, error_buf );
     }
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( val );
 }
 #endif /* MBEDTLS_ERROR_C */
diff --git a/programs/x509/cert_app.c b/programs/x509/cert_app.c
index 3d8f37b..985b970 100644
--- a/programs/x509/cert_app.c
+++ b/programs/x509/cert_app.c
@@ -486,11 +486,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_ENTROPY_C && MBEDTLS_SSL_TLS_C &&
diff --git a/programs/x509/cert_req.c b/programs/x509/cert_req.c
index ed42079..7460bbf 100644
--- a/programs/x509/cert_req.c
+++ b/programs/x509/cert_req.c
@@ -389,11 +389,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_X509_CSR_WRITE_C && MBEDTLS_PK_PARSE_C && MBEDTLS_FS_IO &&
diff --git a/programs/x509/cert_write.c b/programs/x509/cert_write.c
index 763f868..793982d 100644
--- a/programs/x509/cert_write.c
+++ b/programs/x509/cert_write.c
@@ -793,11 +793,6 @@
     mbedtls_ctr_drbg_free( &ctr_drbg );
     mbedtls_entropy_free( &entropy );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_X509_CRT_WRITE_C && MBEDTLS_X509_CRT_PARSE_C &&
diff --git a/programs/x509/crl_app.c b/programs/x509/crl_app.c
index 2720b1d..aa353be 100644
--- a/programs/x509/crl_app.c
+++ b/programs/x509/crl_app.c
@@ -138,11 +138,6 @@
 exit:
     mbedtls_x509_crl_free( &crl );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_X509_CRL_PARSE_C &&
diff --git a/programs/x509/req_app.c b/programs/x509/req_app.c
index fd316e2..24324ff 100644
--- a/programs/x509/req_app.c
+++ b/programs/x509/req_app.c
@@ -138,11 +138,6 @@
 exit:
     mbedtls_x509_csr_free( &csr );
 
-#if defined(_WIN32)
-    mbedtls_printf( "  + Press Enter to exit this program.\n" );
-    fflush( stdout ); getchar();
-#endif
-
     mbedtls_exit( exit_code );
 }
 #endif /* MBEDTLS_BIGNUM_C && MBEDTLS_RSA_C && MBEDTLS_X509_CSR_PARSE_C &&
diff --git a/scripts/code_size_compare.py b/scripts/code_size_compare.py
index 85393d0..0ef438d 100755
--- a/scripts/code_size_compare.py
+++ b/scripts/code_size_compare.py
@@ -37,7 +37,7 @@
         """
         old_revision: revision to compare against
         new_revision:
-        result_dir: directory for comparision result
+        result_dir: directory for comparison result
         """
         self.repo_path = "."
         self.result_dir = os.path.abspath(result_dir)
@@ -140,7 +140,7 @@
                                      + "-" + self.new_rev + ".csv"), "w")
 
         res_file.write("file_name, this_size, old_size, change, change %\n")
-        print("Generating comparision results.")
+        print("Generating comparison results.")
 
         old_ds = {}
         for line in old_file.readlines()[1:]:
@@ -199,7 +199,7 @@
     parser.add_argument(
         "-n", "--new-rev", type=str, default=None,
         help="new revision for comparison, default is the current work \
-              directory, including uncommited changes."
+              directory, including uncommitted changes."
     )
     comp_args = parser.parse_args()
 
diff --git a/scripts/config.py b/scripts/config.py
index c09212b..356b998 100755
--- a/scripts/config.py
+++ b/scripts/config.py
@@ -418,7 +418,7 @@
         value = setting.value
         if value is None:
             value = ''
-        # Normally the whitespace to separte the symbol name from the
+        # Normally the whitespace to separate the symbol name from the
         # value is part of middle, and there's no whitespace for a symbol
         # with no value. But if a symbol has been changed from having a
         # value to not having one, the whitespace is wrong, so fix it.
diff --git a/scripts/generate_driver_wrappers.py b/scripts/generate_driver_wrappers.py
index 42331ac..71b881e 100755
--- a/scripts/generate_driver_wrappers.py
+++ b/scripts/generate_driver_wrappers.py
@@ -1,7 +1,7 @@
 #!/usr/bin/env python3
 """Generate library/psa_crypto_driver_wrappers.c
 
-   This module is invoked by the build sripts to auto generate the
+   This module is invoked by the build scripts to auto generate the
    psa_crypto_driver_wrappers.c based on template files in
    script/data_files/driver_templates/.
 """
diff --git a/scripts/generate_ssl_debug_helpers.py b/scripts/generate_ssl_debug_helpers.py
index 4be6fd6..959cbbc 100755
--- a/scripts/generate_ssl_debug_helpers.py
+++ b/scripts/generate_ssl_debug_helpers.py
@@ -53,7 +53,7 @@
     """
         Simple preprocessor for C source code.
 
-        Only processses condition directives without expanding them.
+        Only processes condition directives without expanding them.
         Yield object according to the classes input. Most match firstly
 
         If the directive pair does not match , raise CondDirectiveNotMatch.
@@ -289,7 +289,7 @@
             {translation_table}
                 }};
 
-                return "UNKOWN";
+                return "UNKNOWN";
             }}''')
         body = body.format(translation_table='\n'.join(translation_table))
         return body
diff --git a/tests/data_files/Readme-x509.txt b/tests/data_files/Readme-x509.txt
index d07241a..84c775f 100644
--- a/tests/data_files/Readme-x509.txt
+++ b/tests/data_files/Readme-x509.txt
@@ -89,8 +89,8 @@
     _int-ca.crt: S7 + I1
     _int-ca_ca2.crt: S7 + I1 + 2
     _all_space.crt: S7 + I1 both with misplaced spaces (invalid PEM)
-    _pem_space.crt: S7 with misplace space (invalid PEM) + I1
-    _trailing_space.crt: S7 + I1 both with trainling space (valid PEM)
+    _pem_space.crt: S7 with misplaced space (invalid PEM) + I1
+    _trailing_space.crt: S7 + I1 both with trailing space (valid PEM)
     _spurious_int-ca.crt: S7 + I2(spurious) + I1
 - server8*.crt: I2 R L: RSA signed by EC signed by RSA (P1 for _int-ca2)
 - server9*.crt: 1 R C* L P1*: signed using RSASSA-PSS
diff --git a/tests/data_files/base64/def_b64_too_big_1.txt b/tests/data_files/base64/def_b64_too_big_1.txt
index 0fe8a18..47be05c 100644
--- a/tests/data_files/base64/def_b64_too_big_1.txt
+++ b/tests/data_files/base64/def_b64_too_big_1.txt
@@ -1,2 +1,2 @@
-// Context with added '1234' at the begining to simulate too much data in the base64 code
+// Context with added '1234' at the beginning to simulate too much data in the base64 code
 1234AhUAAH8AAA4AAAQ8AAAAAF6HQx3MqAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACG2QbHbUj8eGpdx5KVIebiwk0jvRj9/3m6BOSzpA7qBXeEunhqr3D11NE7ciGjeHMAAAAAAAM7MIIDNzCCAh+gAwIBAgIBAjANBgkqhkiG9w0BAQsFADA7MQswCQYDVQQGEwJOTDERMA8GA1UECgwIUG9sYXJTU0wxGTAXBgNVBAMMEFBvbGFyU1NMIFRlc3QgQ0EwHhcNMTkwMjEwMTQ0NDA2WhcNMjkwMjEwMTQ0NDA2WjA0MQswCQYDVQQGEwJOTDERMA8GA1UECgwIUG9sYXJTU0wxEjAQBgNVBAMMCWxvY2FsaG9zdDCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMFNo93nzR3RBNdJcriZrA545Do8Ss86ExbQWuTNowCIp+4ea5anUrSQ7y1yej4kmvy2NKwk9XfgJmSMnLAofaHa6ozmyRyWvP7BBFKzNtSj+uGxdtiQwWG0ZlI2oiZTqqt0Xgd9GYLbKtgfoNkNHC1JZvdbJXNG6AuKT2kMtQCQ4dqCEGZ9rlQri2V5kaHiYcPNQEkI7mgM8YuG0ka/0LiqEQMef1aoGh5EGA8PhYvai0Re4hjGYi/HZo36Xdh98yeJKQHFkA4/J/EwyEoO79bex8cna8cFPXrEAjyaHT4P6DSYW8tzS1KW2BGiLICIaTla0w+w3lkvEcf36hIBMJcCAwEAAaNNMEswCQYDVR0TBAIwADAdBgNVHQ4EFgQUpQXoZLjc32APUBJNYKhkr02LQ5MwHwYDVR0jBBgwFoAUtFrkpbPe0lL2udWmlQ/rPrzH/f8wDQYJKoZIhvcNAQELBQADggEBAC465FJhPqel7zJngHIHJrqj/wVAxGAFOTF396XKATGAp+HRCqJ81Ry60CNK1jDzk8dv6M6UHoS7RIFiM/9rXQCbJfiPD5xMTejZp5n5UYHAmxsxDaazfA5FuBhkfokKK6jD4Eq91C94xGKb6X4/VkaPF7cqoBBw/bHxawXc0UEPjqayiBpCYU/rJoVZgLqFVP7Px3sva1nOrNx8rPPI1hJ+ZOg8maiPTxHZnBVLakSSLQy/sWeWyazO1RnrbxjrbgQtYKz0e3nwGpu1w13vfckFmUSBhHXH7AAS/HpKC4IH7G2GAk3+n8iSSN71sZzpxonQwVbopMZqLmbBm/7WPLcAAJTfQC2Ek91INP5ihHNzImPOAHJCk+YTO/pQuEnNWwXbdmKAi+IRp671iAwtpkjSxCBXVzKX925F1A66caCOQptlw+9zFukDQgblM2JyAJLG0j6B4RtBTDWJ8ZTMUPHUoLJoEpm8APZgRi//DMRyCKP9pbBLGlDzgUvl0w11LzBAlJHkWau5NoqQBlG7w4HFrKweovskAAFRgAAAAF6HQx248L77RH0Z973tSYNQ8zBsz861CZG5/T09TJz3XodDHe/iJ+cgXb5An3zTdnTBtw3EWAb68T+gCE33GN8AAAAAAAAAAAAAAAEAAAAAAAAAAwAAAQAAAAAAAgAAAA==
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 9fa4d28..6144c2f 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -259,7 +259,7 @@
      --no-force         Refuse to overwrite modified files (default).
      --no-keep-going    Stop at the first error (default).
      --no-memory        No additional memory tests (default).
-     --no-quiet         Print full ouput from components.
+     --no-quiet         Print full output from components.
      --out-of-source-dir=<path>  Directory used for CMake out-of-source build tests.
      --outcome-file=<path>  File where test outcomes are written (not done if
                             empty; default: \$MBEDTLS_TEST_OUTCOME_FILE).
@@ -1227,6 +1227,57 @@
     make test
 }
 
+component_test_full_no_cipher () {
+    msg "build: full minus CIPHER"
+    scripts/config.py full
+    scripts/config.py unset MBEDTLS_CIPHER_C
+    # Direct dependencies
+    scripts/config.py unset MBEDTLS_CCM_C
+    scripts/config.py unset MBEDTLS_CMAC_C
+    scripts/config.py unset MBEDTLS_GCM_C
+    scripts/config.py unset MBEDTLS_NIST_KW_C
+    scripts/config.py unset MBEDTLS_PKCS12_C
+    scripts/config.py unset MBEDTLS_PKCS5_C
+    scripts/config.py unset MBEDTLS_PSA_CRYPTO_C
+    scripts/config.py unset MBEDTLS_SSL_TLS_C
+    scripts/config.py unset MBEDTLS_SSL_TICKET_C
+    # Indirect dependencies
+    scripts/config.py unset MBEDTLS_SSL_CLI_C
+    scripts/config.py unset MBEDTLS_PSA_CRYPTO_SE_C
+    scripts/config.py unset MBEDTLS_PSA_CRYPTO_STORAGE_C
+    scripts/config.py unset MBEDTLS_SSL_DTLS_ANTI_REPLAY
+    scripts/config.py unset MBEDTLS_SSL_DTLS_CONNECTION_ID
+    scripts/config.py unset MBEDTLS_SSL_PROTO_TLS1_3
+    scripts/config.py unset MBEDTLS_SSL_SRV_C
+    scripts/config.py unset MBEDTLS_USE_PSA_CRYPTO
+    make
+
+    msg "test: full minus CIPHER"
+    make test
+}
+
+component_test_crypto_full_no_cipher () {
+    msg "build: crypto_full minus CIPHER"
+    scripts/config.py crypto_full
+    scripts/config.py unset MBEDTLS_CIPHER_C
+    # Direct dependencies
+    scripts/config.py unset MBEDTLS_CCM_C
+    scripts/config.py unset MBEDTLS_CMAC_C
+    scripts/config.py unset MBEDTLS_GCM_C
+    scripts/config.py unset MBEDTLS_NIST_KW_C
+    scripts/config.py unset MBEDTLS_PKCS12_C
+    scripts/config.py unset MBEDTLS_PKCS5_C
+    scripts/config.py unset MBEDTLS_PSA_CRYPTO_C
+    # Indirect dependencies
+    scripts/config.py unset MBEDTLS_PSA_CRYPTO_SE_C
+    scripts/config.py unset MBEDTLS_PSA_CRYPTO_STORAGE_C
+    scripts/config.py unset MBEDTLS_USE_PSA_CRYPTO
+    make
+
+    msg "test: crypto_full minus CIPHER"
+    make test
+}
+
 component_test_psa_external_rng_use_psa_crypto () {
     msg "build: full + PSA_CRYPTO_EXTERNAL_RNG + USE_PSA_CRYPTO minus CTR_DRBG"
     scripts/config.py full
diff --git a/tests/scripts/check_files.py b/tests/scripts/check_files.py
index 8857e00..a0f5e1f 100755
--- a/tests/scripts/check_files.py
+++ b/tests/scripts/check_files.py
@@ -187,7 +187,7 @@
     # Allow either /bin/sh, /bin/bash, or /usr/bin/env.
     # Allow at most one argument (this is a Linux limitation).
     # For sh and bash, the argument if present must be options.
-    # For env, the argument must be the base name of the interpeter.
+    # For env, the argument must be the base name of the interpreter.
     _shebang_re = re.compile(rb'^#! ?(?:/bin/(bash|sh)(?: -[^\n ]*)?'
                              rb'|/usr/bin/env ([^\n /]+))$')
     _extensions = {
diff --git a/tests/scripts/check_names.py b/tests/scripts/check_names.py
index 8bb4923..96117a2 100755
--- a/tests/scripts/check_names.py
+++ b/tests/scripts/check_names.py
@@ -813,7 +813,7 @@
 
     def check_for_typos(self):
         """
-        Perform a check that all words in the soure code beginning with MBED are
+        Perform a check that all words in the source code beginning with MBED are
         either defined as macros, or as enum constants.
         Assumes parse_names_in_source() was called before this.
 
diff --git a/tests/scripts/depends-hashes.pl b/tests/scripts/depends-hashes.pl
index cd17066..68297a6 100755
--- a/tests/scripts/depends-hashes.pl
+++ b/tests/scripts/depends-hashes.pl
@@ -46,12 +46,12 @@
 
 # as many SSL options depend on specific hashes,
 # and SSL is not in the test suites anyways,
-# disable it to avoid dependcies issues
+# disable it to avoid dependency issues
 my $ssl_sed_cmd = 's/^#define \(MBEDTLS_SSL.*\)/\1/p';
 my @ssl = split( /\s+/, `sed -n -e '$ssl_sed_cmd' $config_h` );
 
 # Each element of this array holds list of configuration options that
-# should be tested together. Certain options depend on eachother and
+# should be tested together. Certain options depend on each other and
 # separating them would generate invalid configurations.
 my @hash_configs = (
     ['unset MBEDTLS_MD5_C'],
diff --git a/tests/scripts/generate_psa_tests.py b/tests/scripts/generate_psa_tests.py
index ea00290..3d23edd 100755
--- a/tests/scripts/generate_psa_tests.py
+++ b/tests/scripts/generate_psa_tests.py
@@ -831,7 +831,7 @@
     def gather_key_types_for_sign_alg(self) -> Dict[str, List[str]]:
         # pylint: disable=too-many-locals
         """Match possible key types for sign algorithms."""
-        # To create a valid combinaton both the algorithms and key types
+        # To create a valid combination both the algorithms and key types
         # must be filtered. Pair them with keywords created from its names.
         incompatible_alg_keyword = frozenset(['RAW', 'ANY', 'PURE'])
         incompatible_key_type_keywords = frozenset(['MONTGOMERY'])
@@ -855,7 +855,7 @@
                     if re.match(pattern, keyword):
                         alg_keywords.remove(keyword)
                         alg_keywords.add(replace)
-            # Filter out incompatible algortihms
+            # Filter out incompatible algorithms
             if not alg_keywords.isdisjoint(incompatible_alg_keyword):
                 continue
 
@@ -863,7 +863,7 @@
                 # Generate keywords from the of the key type
                 key_type_keywords = set(key_type.translate(translation_table).split(sep='_')[3:])
 
-                # Remove ambigious keywords
+                # Remove ambiguous keywords
                 for keyword1, keyword2 in exclusive_keywords.items():
                     if keyword1 in key_type_keywords:
                         key_type_keywords.remove(keyword2)
@@ -880,7 +880,7 @@
         """Generate test keys for usage flag extensions."""
         # Generate a key type and algorithm pair for each extendable usage
         # flag to generate a valid key for exercising. The key is generated
-        # without usage extension to check the extension compatiblity.
+        # without usage extension to check the extension compatibility.
         alg_with_keys = self.gather_key_types_for_sign_alg()
 
         for usage in sorted(StorageKey.IMPLICIT_USAGE_FLAGS, key=str):
@@ -923,7 +923,7 @@
         filename = self.filename_for(basename)
         test_case.write_data_file(filename, test_cases)
 
-    # Note that targets whose name containns 'test_format' have their content
+    # Note that targets whose names contain 'test_format' have their content
     # validated by `abi_check.py`.
     TARGETS = {
         'test_suite_psa_crypto_generate_key.generated':
diff --git a/tests/scripts/recursion.pl b/tests/scripts/recursion.pl
index e4b2d94..2a7dba5 100755
--- a/tests/scripts/recursion.pl
+++ b/tests/scripts/recursion.pl
@@ -4,7 +4,7 @@
 # (Multiple recursion where a() calls b() which calls a() not covered.)
 #
 # When the recursion depth might depend on data controlled by the attacker in
-# an unbounded way, those functions should use interation instead.
+# an unbounded way, those functions should use iteration instead.
 #
 # Typical usage: scripts/recursion.pl library/*.c
 #
diff --git a/tests/scripts/test_psa_compliance.py b/tests/scripts/test_psa_compliance.py
index 3e7a9a6..55529c8 100755
--- a/tests/scripts/test_psa_compliance.py
+++ b/tests/scripts/test_psa_compliance.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-"""Run the PSA Cryto API compliance test suite.
+"""Run the PSA Crypto API compliance test suite.
 Clone the repo and check out the commit specified by PSA_ARCH_TEST_REPO and PSA_ARCH_TEST_REF,
 then complie and run the test suite. The clone is stored at <Mbed TLS root>/psa-arch-tests.
 Known defects in either the test suite or mbedtls - identified by their test number - are ignored,
diff --git a/tests/src/psa_exercise_key.c b/tests/src/psa_exercise_key.c
index 9576afd..d1650f1 100644
--- a/tests/src/psa_exercise_key.c
+++ b/tests/src/psa_exercise_key.c
@@ -221,7 +221,7 @@
                                     sizeof( decrypted ) - part_length,
                                     &part_length );
         /* For a stream cipher, all inputs are valid. For a block cipher,
-         * if the input is some aribtrary data rather than an actual
+         * if the input is some arbitrary data rather than an actual
          ciphertext, a padding error is likely.  */
         if( maybe_invalid_padding )
             TEST_ASSERT( status == PSA_SUCCESS ||
@@ -929,7 +929,7 @@
         return( 0 );
 
     if( alg == 0 )
-        ok = 1; /* If no algorihm, do nothing (used for raw data "keys"). */
+        ok = 1; /* If no algorithm, do nothing (used for raw data "keys"). */
     else if( PSA_ALG_IS_MAC( alg ) )
         ok = exercise_mac_key( key, usage, alg );
     else if( PSA_ALG_IS_CIPHER( alg ) )
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index c9ec7b1..fc49b06 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -4580,7 +4580,7 @@
             -C "error" \
             -s "Extra-header:"
 
-# Test for the "secure renegotation" extension only (no actual renegotiation)
+# Test for the "secure renegotiation" extension only (no actual renegotiation)
 
 requires_gnutls
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_2
@@ -5317,7 +5317,7 @@
             -s "use CA callback for X.509 CRT verification" \
             -S "X509 - A fatal error occurred"
 
-# Tests for certificate selection based on SHA verson
+# Tests for certificate selection based on SHA version
 
 requires_config_disabled MBEDTLS_X509_REMOVE_INFO
 run_test    "Certificate hash: client TLS 1.2 -> SHA-2" \
@@ -9068,7 +9068,7 @@
 # certificate obtained from the server. Here, however, it
 # connects to 127.0.0.1 while our test certificates use 'localhost'
 # as the server name in the certificate. This will make the
-# certifiate validation fail, but passing --insecure makes
+# certificate validation fail, but passing --insecure makes
 # GnuTLS continue the connection nonetheless.
 requires_config_enabled MBEDTLS_SSL_PROTO_DTLS
 requires_config_enabled MBEDTLS_RSA_C
@@ -10839,7 +10839,7 @@
             -c "client state: MBEDTLS_SSL_CLIENT_CERTIFICATE" \
             -c "client state: MBEDTLS_SSL_CLIENT_CERTIFICATE_VERIFY" \
             -c "signature algorithm not in received or offered list." \
-            -C "unkown pk type"
+            -C "unknown pk type"
 
 requires_gnutls_tls1_3
 requires_gnutls_next_no_ticket
@@ -10857,7 +10857,7 @@
             -c "client state: MBEDTLS_SSL_CLIENT_CERTIFICATE" \
             -c "client state: MBEDTLS_SSL_CLIENT_CERTIFICATE_VERIFY" \
             -c "signature algorithm not in received or offered list." \
-            -C "unkown pk type"
+            -C "unknown pk type"
 
 # Test using an opaque private key for client authentication
 requires_openssl_tls1_3
diff --git a/tests/suites/host_test.function b/tests/suites/host_test.function
index 17926eb..b9ea3d6 100644
--- a/tests/suites/host_test.function
+++ b/tests/suites/host_test.function
@@ -519,7 +519,7 @@
     FILE *file;
     char buf[5000];
     char *params[50];
-    /* Store for proccessed integer params. */
+    /* Store for processed integer params. */
     int32_t int_params[50];
     void *pointer;
 #if defined(__unix__) || (defined(__APPLE__) && defined(__MACH__))
diff --git a/tests/suites/test_suite_aria.function b/tests/suites/test_suite_aria.function
index 0426324..ad7c773 100644
--- a/tests/suites/test_suite_aria.function
+++ b/tests/suites/test_suite_aria.function
@@ -1,7 +1,7 @@
 /* BEGIN_HEADER */
 #include "mbedtls/aria.h"
 
-/* Maxium size of data used by test vectors
+/* Maximum size of data used by test vectors
  * WARNING: to be adapted if and when adding larger test cases */
 #define ARIA_MAX_DATASIZE  160
 
diff --git a/tests/suites/test_suite_ecdh.function b/tests/suites/test_suite_ecdh.function
index 6893bcf..68db8fe 100644
--- a/tests/suites/test_suite_ecdh.function
+++ b/tests/suites/test_suite_ecdh.function
@@ -262,7 +262,7 @@
     rnd_info_B.buf = dB->x;
     rnd_info_B.length = dB->len;
 
-    /* The ECDH context is not guaranteed ot have an mbedtls_ecp_group structure
+    /* The ECDH context is not guaranteed to have an mbedtls_ecp_group structure
      * in every configuration, therefore we load it separately. */
     TEST_ASSERT( mbedtls_ecp_group_load( &grp, id ) == 0 );
 
diff --git a/tests/suites/test_suite_ecjpake.data b/tests/suites/test_suite_ecjpake.data
index fe14f88..73808c9 100644
--- a/tests/suites/test_suite_ecjpake.data
+++ b/tests/suites/test_suite_ecjpake.data
@@ -49,7 +49,7 @@
 ECJPAKE round one: KKP1: no second point data
 read_round_one:MBEDTLS_ECJPAKE_CLIENT:"41047ea6e3a4487037a9e0dbd79262b2cc273e779930fc18409ac5361c5fe669d702e147790aeb4ce7fd6575ab0f6c7fd1c335939aa863ba37ec91b7e32bb013bb2b0104":MBEDTLS_ERR_ECP_BAD_INPUT_DATA
 
-ECJPAKE round one: KKP1: unknow second point format
+ECJPAKE round one: KKP1: unknown second point format
 read_round_one:MBEDTLS_ECJPAKE_CLIENT:"41047ea6e3a4487037a9e0dbd79262b2cc273e779930fc18409ac5361c5fe669d702e147790aeb4ce7fd6575ab0f6c7fd1c335939aa863ba37ec91b7e32bb013bb2b410509f85b3d20ebd7885ce464c08d056d6428fe4dd9287aa365f131f4360ff386d846898bc4b41583c2a5197f65d78742746c12a5ec0a4ffe2f270a750a1d8fb516":MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE
 
 ECJPAKE round one: KKP1: nothing after second point
@@ -97,7 +97,7 @@
 ECJPAKE round one: KKP2: no second point data
 read_round_one:MBEDTLS_ECJPAKE_CLIENT:"4104190a07700ffa4be6ae1d79ee0f06aeb544cd5addaabedf70f8623321332c54f355f0fbfec783ed359e5d0bf7377a0fc4ea7ace473c9c112b41ccd41ac56a56124104360a1cea33fce641156458e0a4eac219e96831e6aebc88b3f3752f93a0281d1bf1fb106051db9694a8d6e862a5ef1324a3d9e27894f1ee4f7c59199965a8dd4a2091847d2d22df3ee55faa2a3fb33fd2d1e055a07a7c61ecfb8d80ec00c2c9eb1241047ea6e3a4487037a9e0dbd79262b2cc273e779930fc18409ac5361c5fe669d702e147790aeb4ce7fd6575ab0f6c7fd1c335939aa863ba37ec91b7e32bb013bb2b0104":MBEDTLS_ERR_ECP_BAD_INPUT_DATA
 
-ECJPAKE round one: KKP2: unknow second point format
+ECJPAKE round one: KKP2: unknown second point format
 read_round_one:MBEDTLS_ECJPAKE_CLIENT:"4104190a07700ffa4be6ae1d79ee0f06aeb544cd5addaabedf70f8623321332c54f355f0fbfec783ed359e5d0bf7377a0fc4ea7ace473c9c112b41ccd41ac56a56124104360a1cea33fce641156458e0a4eac219e96831e6aebc88b3f3752f93a0281d1bf1fb106051db9694a8d6e862a5ef1324a3d9e27894f1ee4f7c59199965a8dd4a2091847d2d22df3ee55faa2a3fb33fd2d1e055a07a7c61ecfb8d80ec00c2c9eb1241047ea6e3a4487037a9e0dbd79262b2cc273e779930fc18409ac5361c5fe669d702e147790aeb4ce7fd6575ab0f6c7fd1c335939aa863ba37ec91b7e32bb013bb2b410509f85b3d20ebd7885ce464c08d056d6428fe4dd9287aa365f131f4360ff386d846898bc4b41583c2a5197f65d78742746c12a5ec0a4ffe2f270a750a1d8fb516":MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE
 
 ECJPAKE round one: KKP2: nothing after second point
@@ -190,7 +190,7 @@
 ECJPAKE round two server: no data
 read_round_two_srv:"":MBEDTLS_ERR_ECP_BAD_INPUT_DATA
 
-ECJPAKE round two server: length of forst point too small
+ECJPAKE round two server: length of first point too small
 read_round_two_srv:"00":MBEDTLS_ERR_ECP_BAD_INPUT_DATA
 
 ECJPAKE round two server: length of first point too big
diff --git a/tests/suites/test_suite_md.function b/tests/suites/test_suite_md.function
index 2deb92a..602afa4 100644
--- a/tests/suites/test_suite_md.function
+++ b/tests/suites/test_suite_md.function
@@ -21,7 +21,7 @@
     /*
      * Very minimal testing of mbedtls_md_process, just make sure the various
      * xxx_process_wrap() function pointers are valid. (Testing that they
-     * indeed do the right thing whould require messing with the internal
+     * indeed do the right thing would require messing with the internal
      * state of the underlying mbedtls_md/sha context.)
      *
      * Also tests that mbedtls_md_list() only returns valid MDs.
diff --git a/tests/suites/test_suite_net.function b/tests/suites/test_suite_net.function
index 513b723..08d48b3 100644
--- a/tests/suites/test_suite_net.function
+++ b/tests/suites/test_suite_net.function
@@ -28,7 +28,7 @@
  *                      On success, it refers to the opened file (\p wanted_fd).
  * \param wanted_fd     The desired file descriptor.
  *
- * \return              \c 0 on succes, a negative error code on error.
+ * \return              \c 0 on success, a negative error code on error.
  */
 static int open_file_on_fd( mbedtls_net_context *ctx, int wanted_fd )
 {
diff --git a/tests/suites/test_suite_pk.function b/tests/suites/test_suite_pk.function
index 2d69d1b..7587d6c 100644
--- a/tests/suites/test_suite_pk.function
+++ b/tests/suites/test_suite_pk.function
@@ -168,12 +168,12 @@
 
     if( key_is_rsa )
     {
-        bitlen = 1024; /* harcoded in genkey() */
+        bitlen = 1024; /* hardcoded in genkey() */
         key = pk_psa_genkey_rsa();
     }
     else
     {
-        bitlen = 256; /* harcoded in genkey() */
+        bitlen = 256; /* hardcoded in genkey() */
         key = pk_psa_genkey_ecc();
     }
     if( mbedtls_svc_key_id_is_null( key ) )
@@ -1080,7 +1080,7 @@
     memset( ciph, 0, sizeof ciph );
     memset( test, 0, sizeof test );
 
-    /* Initiliaze PK RSA context with random key */
+    /* Initialize PK RSA context with random key */
     TEST_ASSERT( mbedtls_pk_setup( &rsa,
                               mbedtls_pk_info_from_type( MBEDTLS_PK_RSA ) ) == 0 );
     TEST_ASSERT( pk_genkey( &rsa, RSA_KEY_SIZE ) == 0 );
diff --git a/tests/suites/test_suite_psa_crypto.data b/tests/suites/test_suite_psa_crypto.data
index 14343aa..7250753 100644
--- a/tests/suites/test_suite_psa_crypto.data
+++ b/tests/suites/test_suite_psa_crypto.data
@@ -2259,7 +2259,7 @@
 depends_on:PSA_WANT_ALG_CBC_NO_PADDING:PSA_WANT_KEY_TYPE_AES
 cipher_decrypt_fail:PSA_ALG_CBC_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a":"6bc1bee223":PSA_ERROR_INVALID_ARGUMENT
 
-PSA symetric decrypt: CCM*-no-tag, input too short (15 bytes)
+PSA symmetric decrypt: CCM*-no-tag, input too short (15 bytes)
 depends_on:PSA_WANT_ALG_CCM_STAR_NO_TAG:MBEDTLS_AES_C
 cipher_decrypt_fail:PSA_ALG_CCM_STAR_NO_TAG:PSA_KEY_TYPE_AES:"19ebfde2d5468ba0a3031bde629b11fd":"5a8aa485c316e9":"2a2a2a2a2a2a2a2a":PSA_ERROR_INVALID_ARGUMENT
 
@@ -2315,6 +2315,18 @@
 depends_on:PSA_WANT_ALG_CCM_STAR_NO_TAG:PSA_WANT_KEY_TYPE_AES
 cipher_decrypt:PSA_ALG_CCM_STAR_NO_TAG:PSA_KEY_TYPE_AES:"90929a4b0ac65b350ad1591611fe4829":"5a8aa485c316e9403aff859fbb":"4bfe4e35784f0a65b545477e5e2f4bae0e1e6fa717eaf2cb":"a16a2e741f1cd9717285b6d882c1fc53655e9773761ad697"
 
+PSA symmetric decrypt: ChaCha20, RFC7539 keystream
+depends_on:PSA_WANT_ALG_STREAM_CIPHER:PSA_WANT_KEY_TYPE_CHACHA20
+# Keystream from RFC 7539 §2.4.2, with an extra 64-byte output block prepended
+# because the test vector starts at counter=1 but our API starts at counter=0.
+cipher_decrypt:PSA_ALG_STREAM_CIPHER:PSA_KEY_TYPE_CHACHA20:"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f":"000000000000004a00000000":"00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000":"af051e40bba0354981329a806a140eafd258a22a6dcb4bb9f6569cb3efe2deaf837bd87ca20b5ba12081a306af0eb35c41a239d20dfc74c81771560d9c9c1e4b224f51f3401bd9e12fde276fb8631ded8c131f823d2c06e27e4fcaec9ef3cf788a3b0aa372600a92b57974cded2b9334794cba40c63e34cdea212c4cf07d41b769a6749f3f630f4122cafe28ec4dc47e26d4346d70b98c73f3e9c53ac40c5945398b6eda1a832c89c167eacd901d7e2bf363"
+
+PSA symmetric decrypt: ChaCha20, RFC7539 sunscreen
+depends_on:PSA_WANT_ALG_STREAM_CIPHER:PSA_WANT_KEY_TYPE_CHACHA20
+# Test vector from RFC 7539 §2.4.2, with an extra 64-byte block prepended
+# because the test vector starts at counter=1 but our API starts at counter=0.
+cipher_decrypt:PSA_ALG_STREAM_CIPHER:PSA_KEY_TYPE_CHACHA20:"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f":"000000000000004a00000000":"fb6d7b60e9e67669b607a9b94a606bdca678d44f0ebf24cbd623efd69cc2bdc0f615ac19d0366a8d00e3d6728f5ee01d61d74ab77edc17a7621f2268eea12e656e2e359a2568f98041ba0728dd0d6981e97e7aec1d4360c20a27afccfd9fae0bf91b65c5524733ab8f593dabcd62b3571639d624e65152ab8f530c359f0861d807ca0dbf500d6a6156a38e088a22b65e52bc514d16ccf806818ce91ab77937365af90bbf74a35be6b40b8eedf2785e42874d":"546865205246432037353339207465737420766563746f72207573657320636f756e7465723d312c2062757420505341207573657320636f756e7465723d302e4c616469657320616e642047656e746c656d656e206f662074686520636c617373206f66202739393a204966204920636f756c64206f6666657220796f75206f6e6c79206f6e652074697020666f7220746865206675747572652c2073756e73637265656e20776f756c642062652069742e"
+
 PSA symmetric decrypt multipart: AES-ECB, 0 bytes, good
 depends_on:PSA_WANT_ALG_ECB_NO_PADDING:PSA_WANT_KEY_TYPE_AES
 cipher_decrypt_multipart:PSA_ALG_ECB_NO_PADDING:PSA_KEY_TYPE_AES:"2b7e151628aed2a6abf7158809cf4f3c":"":"":0:0:0:"":PSA_SUCCESS
@@ -2611,6 +2623,12 @@
 depends_on:PSA_WANT_ALG_STREAM_CIPHER:PSA_WANT_KEY_TYPE_CHACHA20
 cipher_encrypt_multipart:PSA_ALG_STREAM_CIPHER:PSA_KEY_TYPE_CHACHA20:"4bddc98c551a95395ef719557f813656b566bc45aac04eca3866324cc75489f2":"a170d9349d24955aa4501891":"00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000":14:14:50:"9ba7d8de0c6b579fc436e368619e09228070d23246c836d6c6b4c476af6f5eb2b78fbe809d03f7881e6af28cfe3746e8dcf1eb7f762fe7d003141f1539a6cec4":PSA_SUCCESS
 
+PSA symmetric encryption multipart: ChaCha20, RFC7539 sunscreen
+depends_on:PSA_WANT_ALG_STREAM_CIPHER:PSA_WANT_KEY_TYPE_CHACHA20
+# Test vector from RFC 7539 §2.4.2, with an extra 64-byte block prepended
+# because the test vector starts at counter=1 but our API starts at counter=0.
+cipher_encrypt_multipart:PSA_ALG_STREAM_CIPHER:PSA_KEY_TYPE_CHACHA20:"000102030405060708090a0b0c0d0e0f101112131415161718191a1b1c1d1e1f":"000000000000004a00000000":"546865205246432037353339207465737420766563746f72207573657320636f756e7465723d312c2062757420505341207573657320636f756e7465723d302e4c616469657320616e642047656e746c656d656e206f662074686520636c617373206f66202739393a204966204920636f756c64206f6666657220796f75206f6e6c79206f6e652074697020666f7220746865206675747572652c2073756e73637265656e20776f756c642062652069742e":64:64:114:"fb6d7b60e9e67669b607a9b94a606bdca678d44f0ebf24cbd623efd69cc2bdc0f615ac19d0366a8d00e3d6728f5ee01d61d74ab77edc17a7621f2268eea12e656e2e359a2568f98041ba0728dd0d6981e97e7aec1d4360c20a27afccfd9fae0bf91b65c5524733ab8f593dabcd62b3571639d624e65152ab8f530c359f0861d807ca0dbf500d6a6156a38e088a22b65e52bc514d16ccf806818ce91ab77937365af90bbf74a35be6b40b8eedf2785e42874d":PSA_SUCCESS
+
 PSA symmetric decrypt multipart: ChaCha20, K=rand N=rand
 depends_on:PSA_WANT_ALG_STREAM_CIPHER:PSA_WANT_KEY_TYPE_CHACHA20
 cipher_decrypt_multipart:PSA_ALG_STREAM_CIPHER:PSA_KEY_TYPE_CHACHA20:"4bddc98c551a95395ef719557f813656b566bc45aac04eca3866324cc75489f2":"a170d9349d24955aa4501891":"00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000":64:64:0:"9ba7d8de0c6b579fc436e368619e09228070d23246c836d6c6b4c476af6f5eb2b78fbe809d03f7881e6af28cfe3746e8dcf1eb7f762fe7d003141f1539a6cec4":PSA_SUCCESS
diff --git a/tests/suites/test_suite_psa_crypto.function b/tests/suites/test_suite_psa_crypto.function
index 6cd6bee..8dd8e39 100644
--- a/tests/suites/test_suite_psa_crypto.function
+++ b/tests/suites/test_suite_psa_crypto.function
@@ -834,7 +834,7 @@
     size_t n;
 
     /* Skip the test case if the target running the test cannot
-     * accomodate large keys due to heap size constraints */
+     * accommodate large keys due to heap size constraints */
     ASSERT_ALLOC_WEAK( buffer, buffer_size );
     memset( buffer, 'K', byte_size );
 
@@ -1198,7 +1198,7 @@
     /* Test each valid way of initializing the object, except for `= {0}`, as
      * Clang 5 complains when `-Wmissing-field-initializers` is used, even
      * though it's OK by the C standard. We could test for this, but we'd need
-     * to supress the Clang warning for the test. */
+     * to suppress the Clang warning for the test. */
     psa_key_attributes_t func = psa_key_attributes_init( );
     psa_key_attributes_t init = PSA_KEY_ATTRIBUTES_INIT;
     psa_key_attributes_t zero;
@@ -1989,7 +1989,7 @@
     /* Test each valid way of initializing the object, except for `= {0}`, as
      * Clang 5 complains when `-Wmissing-field-initializers` is used, even
      * though it's OK by the C standard. We could test for this, but we'd need
-     * to supress the Clang warning for the test. */
+     * to suppress the Clang warning for the test. */
     psa_hash_operation_t func = psa_hash_operation_init( );
     psa_hash_operation_t init = PSA_HASH_OPERATION_INIT;
     psa_hash_operation_t zero;
@@ -2518,7 +2518,7 @@
     /* Test each valid way of initializing the object, except for `= {0}`, as
      * Clang 5 complains when `-Wmissing-field-initializers` is used, even
      * though it's OK by the C standard. We could test for this, but we'd need
-     * to supress the Clang warning for the test. */
+     * to suppress the Clang warning for the test. */
     psa_mac_operation_t func = psa_mac_operation_init( );
     psa_mac_operation_t init = PSA_MAC_OPERATION_INIT;
     psa_mac_operation_t zero;
@@ -2941,7 +2941,7 @@
     /* Test each valid way of initializing the object, except for `= {0}`, as
      * Clang 5 complains when `-Wmissing-field-initializers` is used, even
      * though it's OK by the C standard. We could test for this, but we'd need
-     * to supress the Clang warning for the test. */
+     * to suppress the Clang warning for the test. */
     psa_cipher_operation_t func = psa_cipher_operation_init( );
     psa_cipher_operation_t init = PSA_CIPHER_OPERATION_INIT;
     psa_cipher_operation_t zero;
@@ -5964,7 +5964,7 @@
     PSA_ASSERT( psa_get_key_attributes( key, &attributes ) );
     key_bits = psa_get_key_bits( &attributes );
 
-    /* Allocate a buffer which has the size advertized by the
+    /* Allocate a buffer which has the size advertised by the
      * library. */
     signature_size = PSA_SIGN_OUTPUT_SIZE( key_type,
                                                       key_bits, alg );
@@ -6063,7 +6063,7 @@
     PSA_ASSERT( psa_get_key_attributes( key, &attributes ) );
     key_bits = psa_get_key_bits( &attributes );
 
-    /* Allocate a buffer which has the size advertized by the
+    /* Allocate a buffer which has the size advertised by the
      * library. */
     signature_size = PSA_SIGN_OUTPUT_SIZE( key_type,
                                                       key_bits, alg );
@@ -6697,7 +6697,7 @@
     /* Test each valid way of initializing the object, except for `= {0}`, as
      * Clang 5 complains when `-Wmissing-field-initializers` is used, even
      * though it's OK by the C standard. We could test for this, but we'd need
-     * to supress the Clang warning for the test. */
+     * to suppress the Clang warning for the test. */
     size_t capacity;
     psa_key_derivation_operation_t func = psa_key_derivation_operation_init( );
     psa_key_derivation_operation_t init = PSA_KEY_DERIVATION_OPERATION_INIT;
@@ -7617,7 +7617,7 @@
                                                     NULL, 0 ) );
     }
 
-    /* Test the advertized capacity. */
+    /* Test the advertised capacity. */
     PSA_ASSERT( psa_key_derivation_get_capacity(
                     &operation, &actual_capacity ) );
     TEST_EQUAL( actual_capacity, (size_t) expected_capacity_arg );
diff --git a/tests/suites/test_suite_psa_crypto_driver_wrappers.function b/tests/suites/test_suite_psa_crypto_driver_wrappers.function
index a5ea840..128352b 100644
--- a/tests/suites/test_suite_psa_crypto_driver_wrappers.function
+++ b/tests/suites/test_suite_psa_crypto_driver_wrappers.function
@@ -995,7 +995,7 @@
     /*
      * Test encrypt failure
      * First test that if we don't force a driver error, encryption is
-     * successfull, then force driver error.
+     * successful, then force driver error.
      */
     status = psa_cipher_encrypt(
         key, alg, input->x, input->len,
diff --git a/tests/suites/test_suite_psa_crypto_entropy.data b/tests/suites/test_suite_psa_crypto_entropy.data
index 49d3f69..322363d 100644
--- a/tests/suites/test_suite_psa_crypto_entropy.data
+++ b/tests/suites/test_suite_psa_crypto_entropy.data
@@ -7,7 +7,7 @@
 # randomization for (e.g.) blinding. An external implementation could use
 # its own randomness source which is not affected by the forced failure of
 # the RNG driver.
-# Key types and non-randomized auxilary algorithms (in practice, hashes) can
+# Key types and non-randomized auxiliary algorithms (in practice, hashes) can
 # use an external implementation.
 PSA external RNG failure: randomized ECDSA
 depends_on:PSA_WANT_ALG_ECDSA:PSA_WANT_KEY_TYPE_ECC_KEY_PAIR:MBEDTLS_PSA_BUILTIN_ALG_ECDSA:PSA_WANT_ECC_SECP_R1_256
diff --git a/tests/suites/test_suite_psa_crypto_slot_management.function b/tests/suites/test_suite_psa_crypto_slot_management.function
index aa3ce28..d577663 100644
--- a/tests/suites/test_suite_psa_crypto_slot_management.function
+++ b/tests/suites/test_suite_psa_crypto_slot_management.function
@@ -325,7 +325,7 @@
         case INVALIDATE_BY_DESTROYING:
         case INVALIDATE_BY_DESTROYING_WITH_SHUTDOWN:
             /*
-             * Test that the key handle and identifier are now not refering to an
+             * Test that the key handle and identifier are now not referring to an
              * existing key.
              */
             TEST_EQUAL( psa_get_key_attributes( handle, &read_attributes ),
diff --git a/tests/suites/test_suite_ssl.data b/tests/suites/test_suite_ssl.data
index 848a497..274f0de 100644
--- a/tests/suites/test_suite_ssl.data
+++ b/tests/suites/test_suite_ssl.data
@@ -10,7 +10,7 @@
 Attempt to register multiple PSKs, incl. opaque PSK, #2
 test_multiple_psks_opaque:2
 
-Test calback buffer sanity
+Test callback buffer sanity
 test_callback_buffer_sanity:
 
 Callback buffer test: Exercise simple write/read
@@ -624,7 +624,7 @@
 SSL DTLS replay: delayed
 ssl_dtls_replay:"abcd12340000abcd12340001abcd12340003":"abcd12340002":0
 
-SSL DTLS replay: lastest replayed
+SSL DTLS replay: last replayed
 ssl_dtls_replay:"abcd12340000abcd12340001abcd12340003":"abcd12340003":-1
 
 SSL DTLS replay: older replayed
diff --git a/tests/suites/test_suite_ssl.function b/tests/suites/test_suite_ssl.function
index 35f1638..2685e6a 100644
--- a/tests/suites/test_suite_ssl.function
+++ b/tests/suites/test_suite_ssl.function
@@ -2229,7 +2229,7 @@
 
         /* After calling mbedtls_ssl_renegotiate for the client all renegotiation
          * should happen inside this function. However in this test, we cannot
-         * perform simultaneous communication betwen client and server so this
+         * perform simultaneous communication between client and server so this
          * function will return waiting error on the socket. All rest of
          * renegotiation should happen during data exchanging */
         ret = mbedtls_ssl_renegotiate( &(client.ssl) );
@@ -2321,7 +2321,7 @@
     TEST_ASSERT( mbedtls_test_buffer_get( NULL, NULL, 0 ) == -1 );
 
     /* Make sure calling put and get on a buffer that hasn't been set up results
-     * in eror. */
+     * in error. */
     mbedtls_test_buffer_init( &buf );
 
     TEST_ASSERT( mbedtls_test_buffer_put( &buf, input, sizeof( input ) ) == -1 );
diff --git a/tests/suites/test_suite_version.data b/tests/suites/test_suite_version.data
index 0ce4a2e..da12382 100644
--- a/tests/suites/test_suite_version.data
+++ b/tests/suites/test_suite_version.data
@@ -1,4 +1,4 @@
-Check compiletime library version
+Check compile time library version
 check_compiletime_version:"3.1.0"
 
 Check runtime library version