Windows 11 is refreshing Secure Boot keys in 2026. Here's why TPM-WMI Event ID 1801 appears, and how to verify the new certificate.

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 ...

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

After 15 years, the original Secure Boot certificates that keep your PC secure during boot are expiring. Here's what you need to know.

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

I always get a bit jittery whenever I hear of a new vulnerability that can enable a bypass of the Windows Secure Boot protections. I don’t really need to explain why, do I? Suffice to say, Secure Boot ...

If your Windows computer does not boot normally but instead displays a red warning box saying Secure Boot Violation, Invalid signature detected, Check Secure Boot ...