Microsoft Secure Boot Update Starts In April—2011 Certificates Expire Soon

None of that is surprising or different to the monthly norm for PC owners. What is different, Microsoft says, is that ...
ZDNet

Your Windows PC needs this patch to ward off nasty bootkit malware - update now

Secure Boot protects your PC against bootkit malware. The Windows update refreshes expiring Secure Boot certificates. To install, head to Settings and select Windows Update. I typically advise Windows ...

‘Starting In April’—Microsoft Changes Windows Update After 15 Years

None of that is surprising or different to the monthly norm for PC owners. What is different, Microsoft says, is that ...

Microsoft Warns Windows Secure Boot Certificates Expire In 8 Weeks

Windows users beware. Microsoft has confirmed that Secure Boot certificates, first issued in 2011, expire in 8 just weeks. This has not happened before, and it will affect hundreds of millions of PCs.