If your PC shows a Secure Boot certificate error, you're not alone. Microsoft and HP are working on a fix, but there's no ...

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 ...

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

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

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

If you're enrolled in Windows 10 ESU, your PC will be getting security patches and bug fixes with update KB5099539.

Six U-Boot flaws include four that can crash devices and two that could run code before signature checks; no fixed stable ...

ESET researchers discovered 11 old, Microsoft-signed, UEFI applications that allow bypassing UEFI Secure Boot on the majority of UEFI-based ...

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

Windows 10 KB5099539 is out for July 2026, adding SHA-2 RDP certificate support and continuing the Secure Boot 2023 ...

The clock is ticking for Windows and Linux users to update cryptographic keys that protect their systems against firmware-based UEFI infections, a pernicious form of malware that loads before ...