Networking & security

OpenSSL Compatibility

TLS toolkit and crypto CLI.All OpenSSL pages

OpenSSL version support: LTS and end-of-life datesOpenSSL support in October 2026: 3.5 is LTS until 2030-04-08, 4.0 until 2027-05-14, 3.6 until 2026-11-01, 3.4 until 2026-10-22; 3.0 and 1.1.1 have ended.