Security researchers have devised a way to block the recently disclosed PetitPotam attack vector that allows hackers to take control of a Windows domain controller easily. An new version of the ...

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 ...

Microsoft’s May Patch Tuesday update is triggering authentication errors. Microsoft is alerting customers that its May Patch Tuesday update is causing authentications errors and failures tied to ...

A recent report from Microsoft reinforces warns of the critical role Active Directory (AD) domain controllers play in large-scale ransomware attacks, aligning with U.S. government advisories on 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.<BR>The ...

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 ...

Microsoft on Wednesday announced that it has updated its "best practices" advice for securing domain controllers. In general, Microsoft wants organizations to use the Azure Active Directory identity ...

Microsoft has extended Entra’s powerful access control capabilities to on-premises applications — but you’ll need to rid your network of NTLM to take advantage of adding cloud features to your Active ...

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 ...

The US Cybersecurity and Infrastructure Security Agency (CISA) has taken the unusual step of removing a bug from its catalog of vulnerabilities that are known to be exploited, and which federal ...

Microsoft squashed 74 security vulnerabilities with its May 2022 Patch Tuesday update, including an important-rated zero-day bug that's being actively exploited in the wild and several that are likely ...

A recent report from Microsoft reinforces warnings about the critical role Active Directory (AD) domain controllers play in large-scale ransomware attacks, aligning with U.S. government advisories on ...