Microsoft has confirmed that the September 2025 security updates are causing Active Directory issues on Windows Server 2025 systems.

Microsoft says the April 2025 security updates are causing authentication issues on some Windows Server 2025 domain controllers. Microsoft warned IT admins that some Windows Server 2025 domain ...

Microsoft’s May Patch Tuesday update is triggering authentication errors. Microsoft is alerting customers that its May Patch Tuesday update is causing authentications errors and failures tied to ...

At our organization I'm responsible for our Windows infrastructure and another guy looks after all the Linux/*nix stuff. We're currently running a domain using Windows 2003 R2 Domain Controllers with ...

Starting Feb. 9, Microsoft will enable Domain Controller “enforcement mode” by default to address CVE-2020-1472. Microsoft is taking matters into its own hands when it comes to companies that haven’t ...

If you use Windows Server Systems in your small business, one of your computers acts as a domain controller (DC). However, it can be difficult to know which computer is the domain controller, ...

I'm exploring replacing a NT4 server which is the domain controller and file server for a small network of 6 client machines. However, I've never used samba before, or anything else to do it.<BR>The ...

The US Cybersecurity and Infrastructure Security Agency (CISA) has taken the unusual step of removing a bug from its catalog of vulnerabilities that are known to be exploited, and which federal ...

Microsoft recently released a patch (CVE-2020-1472) to fix a software issue in the Microsoft Windows Netlogon Remote Protocol (MS-NRPC). As noted on a Secura blog, an unauthenticated attacker with ...