A crucial Windows security certificate just expired - how to check your PC

A crucial Windows security certificate just expired - how to check your PC ...
TWCN Tech News

What happens to older devices when Secure Boot Certificates expire

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 ...
Ars Technica

Windows’ original Secure Boot certificates expire in June—here’s what you need to do

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 ...
ZDNet

A crucial Windows security certificate expires today - how to check your PC

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