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 certificate status in Windows Security. Learn what the new alerts mean and what actions you ...

Secure Boot issues are more common than they should be. Firmware updates, factory resets, and a few PowerShell scripts can fix most of them.

The Windows Security app now displays additional information about the status of Secure Boot certificate updates on your PC, ...

More like insecure 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 ...

Researchers have uncovered "LogoFAIL," a set of critical vulnerabilities present in the Unified Extensible Firmware Interface (UEFI) ecosystem for PCs. Exploitation of the vulnerabilities nullify ...

Every Secure Boot-enabled Windows PC you've used for the last decade has relied on the same set of cryptographic certificates to keep its boot process secure. Those certificates were issued by ...

Microsoft introduced Secure Boot back in 2011, and made it a key requirement for installation of Windows 11. And now some users will have to update their certificates ...

Facepalm: Microsoft and the PC industry developed the Secure Boot protocol to prevent modern UEFI-based computers from being hacked or compromised during the boot process. However, just a few years ...

And here I thought I was completely jaded and unable to be surprised by awful security practices after the reporting on CloudStrike. I'm actually less concerned by that than the fact they're test keys ...

I'm assuming the issue is that some exploit in the last year has resulted in the UEFI being revoked. Can I ignore this warning, turn off secure boot, update Ubuntu, and then turn it back on? Or do I ...