How to check your Windows PC for expiring security certificates - a big one is ending soon ...

In my earlier post on the Microsoft-Novell deal and its inroads with Deutsche Bank, Credit Suisse and AIG, there was a reader question about how the money exchanges hands. A spokeswoman for Microsoft ...

Microsoft released an update to blacklist an SSL certificate for one of its domain names that was issued to an unauthorized third party. The improperly issued certificate could be used to spoof ...

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 is closing a security gap that has been open for roughly twenty years. Starting with the April 2026 Windows update, ...

Two digital certificates have been mistakenly issued in Microsoft's name that could be used by virus writers to fool people into running harmful programs, the software giant warned Thursday. According ...

The certificate used to authenticate Mimecast’s Sync and Recover, Continuity Monitor and Internal Email Protect (IEP) products to Microsoft 365 has been compromised by a sophisticated threat actor. A ...

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 ...