Windows systems are heading toward a trust-chain maintenance event that’s easy to overlook until it breaks something. Windows 10 and Windows 11 rely on three security certificates that begin expiring ...

Your PC's critical security certificates may be about to expire - how to check ...

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 ...

Microsoft is taking its time with the boot certificate rollout, but you don't have to. Activate the latest UEFI CA 2023 right now.

In June 2025, Microsoft announced that, in June 2026, it would begin deprecating Secure Boot certificates of Windows systems ...

Microsoft is in the middle of a Secure Boot certificate transition that many users will not notice until it becomes a problem. Several long-standing certificates used by Windows devices are ...

Microsoft will roll out new Secure Boot certificates for Windows users starting June, as the old certificates will expire.