Stormshield Firewall sn300 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Stormshield Firewall sn300 reached end of life on 31 Dec 2022. It no longer receives security fixes.
Support timeline
Official dates from the Stormshield Firewall release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 1 Aug 2014 | — |
| End of life | 31 Dec 2022 | 3.6 years ago |
| Active support ended | 31 Dec 2017 | security fixes only after this |
| Latest release | — | final |
Where to go from sn300
Recommended target: Stormshield Firewall sni50.
The newest actively supported branch is Stormshield Firewall sni50 (latest release ).
Frequently asked questions
Is Stormshield Firewall sn300 still safe to use?
Stormshield Firewall sn300 reached end of life on 31 Dec 2022, 1,317 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Stormshield Firewall sn300?
Yes — the final release (sn300) generally remains available from vendor archives and OS package mirrors, but installing it means running software with known, unpatched vulnerabilities.
What should I upgrade Stormshield Firewall sn300 to?
Upgrade to Stormshield Firewall sni50, the newest actively supported branch.