Microsoft announced that it will disable the 30-year-old NTLM authentication protocol by default in upcoming Windows releases ...

Microsoft is disabling a legacy component in Windows, calling it a "major evolution in Windows authentication", but IT admins need to make sure that it doesn't break their infrastructure.

An ancient network authentication protocol has received its first death notice. The protocol, which has roots going back to the first local area network days of the 1980s, is called Microsoft NTLM, ...

The various versions of Windows have used Kerberos as its main authentication protocol for over 20 years. However, in certain circumstances, the OS has to use another method, NTLM (NT LAN Manager).

Two critical vulnerabilities in Microsoft's NTLM authentication protocol consisting of three logical flaws make it possible for attackers to run remote code and authenticate on machines running any ...

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 ...

Hey guys, I need some help. We're using a software package that has to connect to an internet database, but I'm running into problems on our proxy. We use MS Proxy 2.0 with NTLM authentication (NT ...

I have a couple Intranet "applications" that use NTLM authentication to grab the user's login name, and then use that to retrieve their info from a database (everyone's on NT and IE). I've done this ...

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 ...