A major change is coming to Windows that neither individual users nor IT admins can ignore. Here’s how to prepare.

Microsoft is changing Windows on most PCs. Critical Secure Boot certificates will expire for the first time eve ...

Every Secure Boot-enabled Windows PC you've used for the last decade has relied on the same set of cryptographic certificates to keep its boot process secure. Those certificates were issued by ...

Microsoft Secure Boot certificates from 2011 begin expiring in June 2026. Here’s how to check whether your Windows PC has the ...

Microsoft fixed a Defender false positive that flagged legitimate DigiCert certificates as malware, disrupting Windows trust stores for some IT teams.

Microsoft’s KB5089573 update brings better USB4 support, File Explorer fixes, and improved Secure Boot rollout targeting ...

A critical Windows expiration date is coming next month for more than a billion PCs - and even some Linux distros are ...

Analysis of the massive ‘Flame’ cyber attack code has revealed that rogue Microsoft security certificates were used to make the malware appear as if it was officially signed by Microsoft. Microsoft ...

Microsoft has found that some components of the Flame malware were signed using a forged digital certificate that the attackers were able to create by exploiting a weakness in the way that Microsoft’s ...

Microsoft has issued an emergency security patch after it found components of the Flame malware were signed with one of its trusted digital certificates that "chained up" to the Microsoft Root ...