OpenSSL 1.1.1 End of Life
Support dates and upgrade guidance — rebuilt from live data.
OpenSSL 1.1.1 reached end of life on 11 Sept 2023. It no longer receives security fixes.
Support timeline
Official dates from the OpenSSL release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 11 Sept 2018 | — |
| End of life | 11 Sept 2023 | 2.9 years ago |
| Latest release | 1.1.1w · 12 Sept 2023 | final |
Where to go from 1.1.1
Recommended target: OpenSSL 4.0 (supported until 14 May 2027).
The newest actively supported branch is OpenSSL 4.0 (latest release 4.0.1).
Frequently asked questions
Is OpenSSL 1.1.1 still safe to use?
OpenSSL 1.1.1 reached end of life on 11 Sept 2023, 1,063 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download OpenSSL 1.1.1?
Yes — the final release (1.1.1w) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade OpenSSL 1.1.1 to?
Upgrade to OpenSSL 4.0, the newest actively supported branch (supported until 14 May 2027).