Microsoft and OEMs fixed key Secure Boot certificate issues for IT admins at a live office hours event, covering BIOS updates ...

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

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

Wondering why Fedora creates both /boot and /boot/efi? Learn what each one does, how they work together, and why Fedora's ...

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

Most PCs should continue working fine, even if they don't receive the updated certificates.

PCWorld reports that Windows Secure Boot certificates expire on June 24th, affecting both Windows 10 and 11 systems receiving security updates. Users must install latest Windows updates to receive new ...

PCWorld reports Microsoft released the Secure Boot 2023 certificate update for Windows 10 and 11 just before original 2011 certificates expired in 2026. This critical security update prevents ...

Key TakeawaysThe "Unknown Hard Error" in Windows 11 can happen when important system processes like explorer.exe and sihost.exe crash, causing problems like a black screen or missing taskbar. It ...

The older Secure Boot Certificates are expiring in June and October 2026. Microsoft has shared a timeline on its official websites showing which certificates are expiring in June and October 2026. The ...

Secure Boot protects modern Windows and Linux PCs. Microsoft Secure Boot certificates from 2011 expire in June and October 2026. Most PC owners are fine if they install the latest updates. Last year's ...