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

A new status indicator in the Windows Security app will let users know whether their Windows 10 or 11 installation has been ...

How to check your Windows PC for expiring security certificates - a big one is ending soon ...

If the Windows Security app displays a yellow marker, it's time to update.

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 ...

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 ...

Earlier this week, Microsoft released a patch to fix a Secure Boot bypass bug used by the BlackLotus bootkit we reported on in March. The original vulnerability, CVE-2022-21894, was patched in January ...

Some signed third-party bootloaders for the Unified Extensible Firmware Interface (UEFI) could allow attackers to execute unauthorized code in an early stage of the boot process, before the operating ...

ESET researchers have discovered a vulnerability that allows bypassing UEFI Secure Boot, affecting the majority of UEFI-based systems. This vulnerability, assigned CVE-2024-7344, was found in a UEFI ...

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 ...