Microsoft Changes Windows Security After 15 Years—Update By ‘End Of April’

This has never happened before. Microsoft is expiring the authentication that protects Windows PCs from threats each time ...
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Your PC's critical security certificates may be about to expire - how to check

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

Check and Update Windows Secure Boot Certificates expiring in 2026

Secure Boot Certificates are set to expire soon. This guide shows how to check and update them and covers a roadmap for ...
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Windows 11 April update now reveals if Secure Boot 2023 certificate is applied to your PC

If you open the Windows Security app and go to the Device Security page, you can check whether Secure Boot certificate is up ...

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 ...