Stormshield Firewall sn900 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Stormshield Firewall sn900 reached end of life on 30 Sept 2021. It no longer receives security fixes.
Support timeline
Official dates from the Stormshield Firewall release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 3 Jul 2014 | — |
| End of life | 30 Sept 2021 | 4.9 years ago |
| Active support ended | 30 Sept 2016 | security fixes only after this |
| Latest release | — | final |
Where to go from sn900
Recommended target: Stormshield Firewall sni50.
The newest actively supported branch is Stormshield Firewall sni50 (latest release ).
Frequently asked questions
Is Stormshield Firewall sn900 still safe to use?
Stormshield Firewall sn900 reached end of life on 30 Sept 2021, 1,774 days ago, and is no longer covered by standard support. Running it means no guaranteed security fixes.
Can I still download Stormshield Firewall sn900?
Yes — the final release (sn900) 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 sn900 to?
Upgrade to Stormshield Firewall sni50, the newest actively supported branch.