End of life
Sophos Sophos Firewall (XGS/SFOS) · Sophos Firewall OS (SFOS) 15
All published support, including security fixes, has ended. The published end-of-support date was 2018-03-01 — 3074 days ago.
Scope: software releaseAs of 2026-08-01
Lifecycle timeline
- 2017-12-01 — End of active support · End of maintenance
- 2018-03-01 — End of support · End of standard support
Why this status?
The cited page reports this release/model past its end-of-support boundary. Confirm contract-specific support with the vendor before acting.
Evidence
- Sophos Product Lifecycle (gateway page) Official · checked 2026-07-15
- Retirement calendar for Sophos SG UTM, Sophos Firewall, Sophos Wireless, Sophos RED, and other network products (KBA-000003353) Official · checked 2026-07-15
- Retirement calendar for Sophos Endpoint & Server products, Management Consoles and PureMessage (KBA-000002911) Official · checked 2026-07-15
- Retirement calendar for Sophos Mobile products and apps (KBA-000003377) Official · checked 2026-07-15
- Sophos product lifecycle Official · checked 2026-07-15
- Sophos hardware lifecycle Official · checked 2026-07-15
Keep going
Status derived deterministically from the published milestones. When a vendor does not publish a date, this page says so — it never guesses.