Microsoft confirmed that a memory leak introduced with the March 2024 Windows Server security updates is behind a widespread issue causing Windows domain controllers to crash.

Microsoft has resolved a known issue that caused some Windows Server 2025 domain controllers to become unreachable after a restart and triggered app or service failures.

From there, you can configure Active Directory domain controllers with the PDC emulator role in a domain to use this list of servers explicitly for their time.

If successful, the attack, dubbed PetitPotam by the French researcher who discovered it, could allow the takeover of Windows domain controllers or servers.

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

RODCs must be able to replicate the domain partition from a writable DC running Windows Server 2008 or Windows Server 2008 R2 in the same domain, because only these DCs can enforce the PRPs for RODCs.

Major Microsoft DNS bug allows ‘system’-level access, may bite some domain controllers Microsoft has announced a possible problem with the DNS Server Service. Are … ...

Firstly, you need more than one domain controller, or eventually you will loose your domain. Second, the only DNS servers configured in the domain-joined computers should be domain controllers.

Microsoft's forthcoming Windows Server product looks to be jam-packed with new features. Here are some of the standouts, specific to Hyper-V.

If Group Policies are not applying & replication isn't working between Domain Controllers, here are working fixes to the issue.