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 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 ...

If your classic Outlook couldn’t authenticate with the server and is continuously asking for a password, read this post. We will show you how to fix Outlook password authentication issues using the ...

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 ...

Update VMware Tools for Windows Now: High-Severity Flaw Lets Hackers Bypass Authentication Your email has been sent If you use VMware Tools for Windows, it is ...

Microsoft improves protection against NTLM relay attacks. Largely unnoticed, NTLMv1 has also been removed in Windows 11 24H2 and Server 2025. Microsoft is making every effort to improve the security ...

­Microsoft's Windows Hello for Business (WHfB) default phishing-resistant authentication model recently was found susceptible to downgrade attacks, allowing threat actors to crack into even ...