A Domain Controller (DC) in Windows Server is a server that responds to security authentication requests within a Windows domain. It plays a crucial role in managing network security and user access.

Update March 22: Microsoft has released emergency out-of-band (OOB) updates to fix this known issue. The March 2024 Windows Server updates are causing some domain controllers to crash and restart ...

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

Read-only domain controllers (RODCs) are a new feature of the Active Directory Domain Services (AD DS) in the Windows Server systems. They represent a fundamental change to how you'd typically use ...

After installing the latest updates, some Windows Server systems are seeing the DHCP Server service freeze up.

In a Windows release health dashboard update posted Friday, the company said that, after a restart, “Windows Server 2025 domain controllers (such as servers hosting the Active Directory domain ...

If your organization wants to fully take advantage of the read-only domain controller, there are plenty of considerations that go with setting up this new feature of Windows Server 2008.

Updates released in or after January 2025 will move all Windows domain controllers and clients in the environment to Enforced mode. This mode will enforce secure behavior by default.

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.