OpenSSL 4.0.0 has been released, marking a major version update for the widely-used cryptography library. This release includes significant API changes, new features, and security improvements that will impact countless applications and systems relying on TLS/SSL encryption.
Background
OpenSSL is a critical open-source cryptography library used by millions of applications worldwide for implementing SSL/TLS protocols and general cryptographic functions. It's maintained by the OpenSSL Project and has undergone several major versions since its inception.
- Source
- Hacker News (RSS)
- Published
- Apr 15, 2026 at 01:45 AM
- Score
- 8.0 / 10