Microsoft's 2011 Secure Boot certificates expire June 2026, leaving millions of Windows 10 PCs vulnerable to boot-level ...

Microsoft is also updating the Windows Security app with a status indicator that will let users know whether their Windows 10 ...

Windows 11 now shows Secure Boot certificate status in Windows Security. Learn what the new alerts mean and what actions you ...

Microsoft’s CA-2023 Secure Boot update broke PCs. Learn why UEFI firmware failed, how vendors reacted, and how to fix your boot issues.

Windows 11 now shows Secure Boot alerts to help users prepare for 2026 certificate expiration and avoid security issues.

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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 is a feature of your PC's UEFI that only allows approved operating systems to boot up. It's a security tool that prevents malware from taking over your PC at boot time. While it's not ...