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Microsoft confirms systems without updated Secure Boot certificates will boot normally but lose some security protections.

Microsoft is rolling out "Secure Boot Allowed Key Exchange Key (KEK) Update," which requires a system reboot to finish ...

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 ...

Secure Boot protects modern Windows and Linux PCs. Microsoft Secure Boot certificates from 2011 expire in June 2026. Most PC owners are fine if they install the latest updates. Last year's ...

Microsoft’s latest Windows 11 security update was meant to harden PCs against stealthy firmware attacks. Instead, it has triggered a fresh headache: some systems now refuse to power off properly, ...

Event ID 1034: The cause of this informative event being logged is a confirmation that the Secure Boot DBX database has been updated successfully. Modifying or updating the untrusted Secure Boot ...

A couple of months ago, we reported on the PKfail vulnerability in Secure Boot — a security issue that stems from hardware manufacturers shipping devices with known compromised software. After digging ...

Microsoft has confirmed the August 2024 Windows security updates are causing Linux booting issues on dual-boot systems with Secure Boot enabled. The issue is caused by a Secure Boot Advanced Targeting ...

According to user reports following this month's Patch Tuesday, the August 2024 Windows security updates are breaking dual boot on some Linux systems with Secure Boot enabled. This issue is caused by ...