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

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

BlackLotus, the first in-the-wild malware to bypass Microsoft's Secure Boot (even on fully patched systems), will spawn copycats and, available in an easy-to-use bootkit on the Dark Web, inspire ...

A newly discovered vulnerability in the GRUB2 bootloader, dubbed BootHole, may threaten Linux and Windows machines using Secure Boot. Attackers who exploit it could interfere with the boot process and ...

The number of UEFI vulnerabilities discovered in recent years and the failures in patching them or revoking vulnerable binaries within a reasonable time window hasn’t gone unnoticed by threat actors.

Microsoft is installing Secure Boot Update Certificates on users’ computers through Windows Updates. There are multiple ways to check the Secure Boot Certificate Update status. These include running a ...

Facepalm: Microsoft recently released its latest batch of monthly security updates for Windows and other software products. However, a bug fix designed to address a Secure Boot vulnerability ...

Windows will now tell you if Secure Boot is working properly. The new status indicates whether you have the latest Secure Boot updates. The April Windows update also patches a whopping 164 security ...

Windows 8 is remembered most for its oddball touchscreen-focused full-screen Start menu, but it also introduced a number of under-the-hood enhancements to Windows. One of those was UEFI Secure Boot, a ...

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 ...