Setting up a Domain Controller (DC) in a Windows server is crucial in managing a secure and centralized network. A Domain Controller handles authentication, enforces security policies, and enables ...

Installing this month's Windows Server security update has knocked some enterprise domain controllers into continuous reboot ...

I've got a rather bizarre (to me at least) problem at the moment with one of the NT4 domains I run. It *appears* to have gotten worse since the network was upgraded to 100Mb/sec Cisco switches - they ...

One of the most helpful native tools for troubleshooting problems with domain controllers is DCDiag. In this article, I will show you the basics of using this helpful tool. DCDiag was introduced early ...

If the hardware behind your domain controllers has become outdated, here's a step-by-step guide to performing a hardware refresh. Although most of the resources on my network are virtual, I have a ...

Microsoft confirms KB5082063 bug causing restart loops on Windows Server domain controllers, impacting authentication and enterprise environments.

You shouldn’t change domain controller network settings, but here’s how to do it if you must Your email has been sent Active Directory domain controllers (DCs) are probably the most change-averse ...

Microsoft has released out-of-band (OOB) updates to fix issues affecting Windows Server systems after installing the April 2026 security updates. Microsoft warns that some Windows domain controllers ...