Once authenticated, the attacker resets the domain controller’s machine account password to a known value. From there, they can extract all password hashes stored in Active Directory, create new ...

Microsoft has confirmed a new known issue affecting Windows Server 2016 systems that causes domain controller lookups to fail ...

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 ...

Microsoft has acknowledged further problems that admins and users may encounter after installing the latest security updates. Both server and desktop operating systems are affected. In the Windows ...

Although domain controllers can be configured to obtain an IP address from DHCP, it’s best practice to configure a static IP address so that it can be reliably discovered across the network. You may ...

Had a power cut today, which took out one of my ESXi hosts on which a Server 2019 domain controller VM was running. It started up on the second ESXi server but now it's not working properly. For ...

If the hardware behind your domain controllers has become outdated, here's a step-by-step guide to performing a hardware refresh. Although most of the resources on my network are virtual, I have a ...

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 ...