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 ...

NTDS.dit is the Active Directory database on a domain controller. It holds directory objects, password hashes, and other identity data that make it a high-value target. If an attacker can copy or ...

Jack Wallen shows you how to deploy an Active Directory Domain Controller on Ubuntu Server 20.04, with the help of Samba. Gartner releases 4 trends that will impact cloud, data centers and ...

What is Active Directory Domain Services? Active Directory Domain Services (AD DS) is a server role in Active Directory that allows admins to manage and store information about resources from a ...

CVE-2026-54121 lets a standard domain user turn your Enterprise CA into a Domain Controller. The patch is the easy part. The lesson is standing privilege, implicit trust, and treating PKI as the Tier ...

Ok. I want to have two AD DC's for the same domain at two different locations. Unfortunately for the purposes of our network design there is NAT running between these two sites. I have read several ...

Jack Wallen shows you how to join Fedora Desktop to an Active Directory domain controller. Recently, I covered how to connect Ubuntu Desktop to an Active Directory domain. The domain controller I ...

AS-REP roasting is one of those identity attacks that can sit quietly in the background until an attacker has already gained useful foothold. For defenders, the challenge is not understanding the ...

Connor Anderson is vice president of Riverfront Technology in Clinton, Iowa. Security at the edge of the network is typically geared toward guarding against external threats. But Fortinet's latest ...

Imperva has publicly released the source code to Domain Directory Controller (DDC), a Java library that simplifies common Active Directory integrations. Unlike Java’s base LdapContext, this library ...

If Active Directory Users and Computers (ADUC) is not responding or is slow to load on Windows Server or Windows 11/10 client machines, the solutions provided in this post can be applied to ...