Reject certs and CRLs from the future
diff --git a/ChangeLog b/ChangeLog
index 513f9f5..f1fc690 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -8,6 +8,7 @@
    * Forbid change of server certificate during renegotiation to prevent
      "triple handshake" attack when authentication mode is optional (the
      attack was already impossible when authentication is required).
+   * Check notBefore timestamp of certificates and CRLs from the future.
 
 Bugfix
    * Fixed X.509 hostname comparison (with non-regular characters)