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

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 ...

Microsoft has confirmed the August 2024 Windows security updates are causing Linux booting issues on dual-boot systems with Secure Boot enabled. The issue is caused by a Secure Boot Advanced Targeting ...

Eleven old Microsoft-signed UEFI shims could let admin-level attackers bypass Secure Boot and run code before the operating ...

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

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

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 ...

Eradicating Windows and slapping Linux on your computer sure isn’t as easy as it used to be. Modern Windows PCs produced after Windows 8’s release have UEFI firmware with “Secure Boot” enabled. This ...

How to fix Secure Boot issues on PC for Battlefield 6 and other games that require it.