Patch Tuesday fixes 137 vulnerabilities, including critical flaws in SQL Server, Netlogon, Office, and the .NET Framework.

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.

A new report out today from unified identity security company Silverfort Inc. details a previously undisclosed denial-of-service vulnerability in Microsoft Corp.’s Netlogon protocol that could allow ...

Supporting remote branch offices while securing sensitive information is a difficult balancing act. Now, with the availability of Windows Server 2008, new technologies allow IT managers to deploy ...

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 ...

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 ...

Domain controller cloning in Windows Server 2012 has a few catch points. For one, it has to be a Windows Server 2012 domain (so don't try this with your 2008/2003 domains!) and additionally, it's ...

Right now, both of my domain controllers are running Windows Server 2012 R2. My goal is to replace them with new hardware running Windows Server 2016. I also want to keep the same IP addresses and ...

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 ...

Researchers have released exploits for the Windows Zerologon CVE-2020-1472 vulnerability that allow an attacker to take control of a Windows domain. Install patches now!

Microsoft has posted advisory and detailed instructions on protecting Windows domain controllers and other Windows servers from the NTLM Relay Attack known as PetitPotam. The PetitPotam take on ...