Microsoft is investigating LSASS memory leaks (caused by Windows Server updates released during the November Patch Tuesday) that might lead to freezes and restarts on some domain controllers.

If The system cannot contact a domain controller to service the authentication request when connecting to a server, here are working fixes!

This post provides the most suitable solutions to the issue whereby Group Policies are not applying as well as not replicating between Domain Controllers in a typical Windows Server environment ...

The latest Windows Server updates are causing severe issues for administrators, with domain controllers having spontaneous reboots, Hyper-V not starting, and inaccessible ReFS volumes until the ...

In a windows domain, the only dns servers should be domain controllers or other dns servers that resolve the local domain through them.

I set up a small server 2003 domain with 5 machines. One PC is a domain controller and the remaining 4 are windows XP machines.<BR><BR>I set up DNS on the domain controller.

Microsoft has released an out-of-band patch to fix authentication failures on Windows after installing the May 10, 2022 security update on Windows Server domain controllers.

To ward off the attack known as PetitPotam, Microsoft advises you to disable NTLM authentication on your Windows domain controller.

Microsoft's January security patches, released on Tuesday, reportedly are causing multiple problems for organizations, particularly on the Windows Server side.

Microsoft released a new out-of-band update to patch last week’s updates that caused Windows VPN to break along with ReFS issues and on-premise domain controller issues. The new update is also ...