M2Crypto is built from Python, OpenSSL, and SWIG. It makes accessible to the Python programmer DH, DSA, RSA, symmetric ciphers, message digests, HMACs, and SSL and S/MIME functionality.
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Integration with OpenSSL 0.9.5, S/MIME signs, encrypts, decrypts, and verifies, much-improved SSL (SSL cert-based peer authentication with callbacks in Python, an interface to create SSL sessions, and a more robust SSL socket implementation), fixes for (some) multiple-free()'s and memory leaks, more X.509 certificate manipulation, and miscellaneous bugfixes and enhancements.
Ephemeral DH for SSL. ThreadingSSLServer now provides XMLrpc over https, ZServerSSL for Zope 2.1.3, encrypting monitor for Zope 2.1.3, beginnings of PGP2 support, replaced eval() calls with other safe ones, and miscellaneous enhancements and bug fixes.
