Microsoft’s Secure Boot has been broken for a decade and no one noticed until now

The images are known as shims, which were invented to extend Secure Boot to Linux devices and utility software. Using a ...

Forgotten Microsoft-Signed Bootloaders Let Hackers Bypass Secure Boot For 11 Years

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 ...

Secure Boot certificate updates are broken on some PCs, Microsoft confirms

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

Secure Boot update blocked on some Windows 11 PCs due to known issues

Certain older devices that cannot receive updates via their OEM may not be able to install the latest Secure Boot certificate ...

Microsoft releases Windows 10 KB5099539 extended security update

Microsoft has released the Windows 10 KB5099539 extended security update, which includes the July 2026 Patch Tuesday security ...