openssl

OpenSSL 3.6 Released with New FIPS, LMS Signatures

OpenSSL 3.6 adds LMS signatures, new FIPS features, and advanced key management tools for modern cryptography.

OpenSSL 3.5 introduces major crypto updates, including PQC support, server-side QUIC, and new TLS defaults.

OpenSSL 3.4 brings new cryptographic features, including integrity-only cipher suites for TLS 1.3, ECC optimizations, and FIPS provider updates.

LibreSSL 4.0 introduces portable changes, bug fixes, and internal cleanups. Now supporting OpenBSD 7.6, improving TLS, X.509, and RSA key handling.

OpenSSL introduces a new governance model & projects to enhance community participation and decision-making.

OpenSSL 3.3 debuts with advanced QUIC features, improved API functions, new cryptographic options, and more.

OpenSSL 3.0 is now available for download as a major update to this widely-used cryptography and SSL/TLS toolkit.