- Parsing of PEM files moved to separate module (Fixes ticket #13). Also possible to remove PEM support for systems only using DER encoding
 - Parsing PEM private keys encrypted with DES and AES are now supported (Fixes ticket #5)
 - Added tests for encrypted keyfiles

diff --git a/tests/data_files/keyfile b/tests/data_files/keyfile
new file mode 100644
index 0000000..f54d47a
--- /dev/null
+++ b/tests/data_files/keyfile
@@ -0,0 +1,15 @@
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----
diff --git a/tests/data_files/keyfile.3des b/tests/data_files/keyfile.3des
new file mode 100644
index 0000000..638c19a
--- /dev/null
+++ b/tests/data_files/keyfile.3des
@@ -0,0 +1,18 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: DES-EDE3-CBC,BE8274D6692AF2A7
+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+-----END RSA PRIVATE KEY-----
diff --git a/tests/data_files/keyfile.aes128 b/tests/data_files/keyfile.aes128
new file mode 100644
index 0000000..dd7443f
--- /dev/null
+++ b/tests/data_files/keyfile.aes128
@@ -0,0 +1,18 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: AES-128-CBC,B5FA3F70C2AF79EB9D3DD2C40E7AE61A
+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-----END RSA PRIVATE KEY-----
diff --git a/tests/data_files/keyfile.aes192 b/tests/data_files/keyfile.aes192
new file mode 100644
index 0000000..96702d8
--- /dev/null
+++ b/tests/data_files/keyfile.aes192
@@ -0,0 +1,18 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: AES-192-CBC,72F869F41B989D71730B2983448251B8
+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-----END RSA PRIVATE KEY-----
diff --git a/tests/data_files/keyfile.aes256 b/tests/data_files/keyfile.aes256
new file mode 100644
index 0000000..5df09cf
--- /dev/null
+++ b/tests/data_files/keyfile.aes256
@@ -0,0 +1,18 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: AES-256-CBC,53572EEEE794948AC48CB0E077CE075A
+
+p0YobpQmzHb3NgGlojpYoH+G5f1XX9snYv2GQe2tGTBQpoHh+ivHcOt85EZu9pC1
+1KRdALEwp7Cb4RYeQncV9Bfp5rItupS1TwfgKAlp7Plmb4vDcDVw+KL3PaYn52Bd
+qq5USLxCvKcl91hZXzitttH072lEj2MzW2QpX2/1hCRPgMDu9PJlBX2S+GOaYP+9
+sTWTCc1yvHMW4XGEM4P4yfRg9EOTxU5gIYWUE2JqmEGd+9I0hK2YevAPLNKHxzpy
+klCCBYqDplcVT5zEyCmdiBHIjzodlFuocZC8ncinVnsuJvpTeMQ+zOZ5rao8xm2j
+uCnnVRh7yZktfsf5B/ZKBMGyPYRyKN4CCYhF0GzbehTvBirgDELq4LHyDdnnOTwU
+YJiqo17x6S4FVNq6AubADVAbCOMFyfr+TFshI8spOwqfGFFDs8/WWL5OnBS85Pd1
+dgoqwzJAt55GyDUbGnp6hUFl9g96nvV3sE6Xe4xVE2Cpf1BtUl9Dt3UrrDrbS0dk
+pKxl2FA2H0BVKtfNBHXvWkORi+v+XZl34rZZ37B8snYIN2aOqLuvyM4fd1EabkyG
+ymMEUHJcrc5zl/7IECaHrCahqZIsLpLhGTd0MMGrkGSvRLiY5nQ4MN5tKI0fUw0S
+5KIjOA6ZX5nvh4rYgQcgN7K6dXNA2hOj5256Vv0HVwXsVhQFmCGnuo+h8XxudRVH
+RuIUaTUtl29a/2nPTzXB6MNZe7Wol8EkzuYEgyaizKr7nO0J1umg+lj7ipX/80Ji
+3ADi0yL4F831LsdAiTY60Lu2e3WABleZsvuLMWSodb9WzJXknsnFEDLGOM+HGj8Q
+-----END RSA PRIVATE KEY-----
diff --git a/tests/data_files/keyfile.des b/tests/data_files/keyfile.des
new file mode 100644
index 0000000..f232305
--- /dev/null
+++ b/tests/data_files/keyfile.des
@@ -0,0 +1,18 @@
+-----BEGIN RSA PRIVATE KEY-----
+Proc-Type: 4,ENCRYPTED
+DEK-Info: DES-CBC,F87FE1C0FB9B3E77
+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+-----END RSA PRIVATE KEY-----