Millions of PCs running Windows face a ticking clock as certificates that anchor the Secure Boot trust chain are set to expire in 2026, and the first deadline arrives in June. The issue, tracked in ...

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

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

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 ...

Old UEFI shim bootloaders could be abused to bypass Secure Boot on any UEFI-based machine, regardless of the operating system ...

Microsoft has begun rolling out updated Secure Boot certificates through monthly Windows updates to replace the original 2011 certificates that will expire in late June 2026. Microsoft has started ...

It’s the first thing you need to do when you get a Secure Boot option grayed out in the BIOS. Although it is not necessary, some configurations require users to set ...

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

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