Microsoft February 2026 Patch Tuesday fixes 6 zero-days, 58 flaws

Today is Microsoft' 2026 Patch Tuesday with security updates for 58 flaws, including 6 actively exploited and three publicly disclosed zero-day vulnerabilities.

Windows’ original Secure Boot certificates expire in June—here’s what you need to do

Secure Boot has relied on the same security certificates to verify bootloaders since 2011, during the development cycle for Windows 8. But those original certificates are set to expire in June and ...

Microsoft to Roll Out New Secure Boot Certificates to Keep Old Windows PCs Secure

Microsoft is preparing to roll out new Secure Boot certificates via Windows Update to keep old PCs protected from boot‑level ...

Windows Secure Boot certificates are expiring after more than 15 years

Microsoft is reminding users that the Secure Boot ecosystem will soon require a mandatory check-up. The Redmond-backed security protocol, part of the UEFI specification and primarily ...