Lenovo has fixed two high-severity vulnerabilities impacting various ThinkBook, IdeaPad, and Yoga laptop models that could allow an attacker to deactivate UEFI Secure Boot. UEFI Secure Boot is a ...

Microsoft’s CA-2023 Secure Boot update broke PCs. Learn why UEFI firmware failed, how vendors reacted, and how to fix your boot issues.

The vulnerabilities were introduced when Lenovo inadvertently included an early development driver in the commercial versions of their software. Lenovo has released fixes for high-severity bios ...

Earlier this week, Microsoft released a patch to fix a Secure Boot bypass bug used by the BlackLotus bootkit we reported on in March. The original vulnerability, CVE-2022-21894, was patched in January ...

To disable Secure Boot, you need to restart your PC and open the Unified Extensible Firmware Interface (UEFI). Secure Boot is a feature in your PC's UEFI that only ...

How to check your Windows PC for expiring security certificates - a big one is ending soon ...