Many organizations still have pockets of resistance in the form of outdated, legacy setups that are often in key areas of the on-premises infrastructure, such as domain controllers. With the recent ...

Adding a Windows Server 2019 domain controller is not complicated, but deciding whether to move this integral infrastructure component to a new version of Windows Server or put it in the cloud is ...

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. LSASS ...

A recent security update for a Windows NTLM Relay Attack has been confirmed to be a previously unfixed vector for the PetitPotam attack. Microsoft is investigating a known issue causing authentication ...

Installing this month's Windows Server security update has knocked some enterprise domain controllers into continuous reboot cycles, Microsoft confirmed in a release health dashboard entry. The ...

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. The ...

SafeBreach researchers demonstrate how attackers can crash Windows domain controllers and build a botnet using unauthenticated RPC and LDAP vulnerabilities. At DEF CON 33, security researchers ...

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 ...

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 with ...

Federal agencies running Windows domain controllers face a hard deadline after the Cybersecurity and Infrastructure Security Agency added a new Netlogon vulnerability to its must-patch list.

In two previous articles (here and here) I shared some classic Active Directory mistakes people have made that got their companies into serious trouble. Here’s another mistake that on the face of it ...