Windows Report

Microsoft Restores Secure Boot FAQ Details Ahead of 2026 Certificate Expiration

Microsoft confirms systems without updated Secure Boot certificates will boot normally but lose some security protections.
TechRadar

Still using Windows 10? Microsoft is automatically replacing Secure Boot certificates on older PCs ahead of expiration, so you might want to update ASAP

Microsoft says Secure Boot certificates are being updates, and Windows 10 isn't fully eligible Affected devices will enter a "degraded security state" Is this another push to drive Windows 11 adoption ...
TweakTown

Microsoft is refreshing Secure Boot certificates, so you might need to update Windows

TL;DR: Secure Boot certificates in Windows 10 and 11 will expire by June 2026, risking system security and compatibility. Microsoft is issuing new certificates through updates and OEM firmware ...
Ars Technica

Microsoft will take nearly a year to finish patching new 0-day Secure Boot bug

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 ...