Microsoft has confirmed that Windows updates released since August 29, 2025, are breaking authentication on systems sharing Security Identifiers. Windows uses unique alphanumeric strings known as ...

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 ...

Since August 29th, many users have reported various login problems on Windows 11 and Windows Server 2025, and that includes both Windows 11 24H2 and the newer Windows 11 25H2. According to Microsoft’s ...

Security updates are always a good thing, until they aren’t, as anyone whose organization was disrupted by the CrowdStrike Falcon issue will be only too aware. However, they are a necessary evil in ...

Microsoft has released the latest Windows Server 2025 preview build for members of the Windows Server Insider Program. The new 26236 version fixes a previously known issue but has no new features.