On June 24th, several older Microsoft certificates expired, meaning that many Windows 10 and 11 users need to update their ...

"I have a headache from dealing with Secure Boot." ...

Secure Boot Certificate update is failing on some Windows 11 computers and users see a message. This post explains why and ...

Microsoft has confirmed that Secure Boot certificate updates are failing or being blocked on some Windows 11 PCs.

ESET found 11 Microsoft-signed UEFI shims, some over a decade old, that let attackers bypass Secure Boot without a single new ...

As it turns out, the batch of expiring Secure Boot certificates isn't the only Secure Boot-related concern that Microsoft and the public need to worry about this year. ESET Researchers have uncovered ...

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 ...

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 ...

ESET researchers discovered 11 vulnerable UEFI shim bootloaders signed by Microsoft that allow attackers to bypass UEFI ...

Attackers could bypass UEFI Secure Boot on a wide range of systems thanks to 11 Microsoft-signed UEFI shim bootloaders ...