Microsoft has fixed a known issue causing authentication problems when Credential Guard is enabled on systems using the Kerberos PKINIT pre-auth security protocol. According to Redmond, these ...

Microsoft has issued out-of-band (OOB) updates to address authentication failures on domain controllers that run all currently supported editions of Windows Server. According to the security advisory, ...

Microsoft says the April 2025 security updates are causing authentication issues on some Windows Server 2025 domain controllers. The list of impacted platforms includes Windows Server 2016, Windows ...

A critical zero-day vulnerability in Windows servers running the Kerberos authentication system, first disclosed in May, has now been patched by Microsoft, but must be given high priority by admins ...

Microsoft is once again admitting to problems with Windows updates. This time, Windows Server has been affected, which can cause authentication problems with "Windows Hello for Business" in Active ...

Forbes contributors publish independent expert analyses and insights. Davey Winder is a veteran cybersecurity writer, hacker and analyst. Hot on the heels of the NSA publishing a “high-risk of ...