Get ye to Windows Update, because there's a good chance you've got new Secure Boot certificates to install. Microsoft just announced that it will be refreshing those certificates, which were ...

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 ...

Microsoft has recently begun replacing expiring Secure Boot certificates on eligible Windows 11 systems running 24H2 and 25H2, according to a report by BleepingComputer. Update: On February 10, ...

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

Microsoft has announced it will deliver new Secure Boot certificates via Windows Update starting March 2026 before 2011 ...

Microsoft has started automatically replacing expiring Secure Boot certificates on eligible Windows 11 24H2 and 25H2 systems. Secure Boot is a security feature that blocks malicious software (like ...

Secure Boot certificate upgrades is bad news for Windows 10 ...

TL;DR: Secure Boot certificates in Windows 10 and 11 will expire by June 2026, risking system security and compatibility. Microsoft is issuing new certificates through updates and OEM firmware ...

Microsoft has announced that the original Secure Boot certificates that were issued when the feature first began shipping 2011 are set to expire this June, and that PCs which are not up to date will ...

Microsoft will use standard Windows 11 updates to keep Secure Boot working on existing PCs as the operating system's original certificates near their end. The company says Secure Boot certificates ...