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 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 the ...

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has removed a Windows security flaw from its catalog of known exploited vulnerabilities due to Active Directory (AD) authentication ...

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’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 ...

Microsoft warns of credential-stealing NTLM relay attacks against Windows domain controllers Your email has been sent Microsoft is sounding an alert about a threat against Windows domain controllers ...

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 ...

If you haven’t already, now is the time to reset your Kerberos password — take proactive action to ensure that you are one step ahead and prepared nearly a year in advance of future hardening. Do you ...

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 ...

I have my DHCP server (on Sonicwall) configured to give out the domain controller/DNS server ip as primary DNS, for secondary DNS I have set to give out 1.1.1.1, for tertiary 8.8.4.4 Does this comply ...