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, ...

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 ...

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 ...

Two security vulnerabilities in Microsoft's NTLM authentication protocol allow attackers to bypass the MIC (Message Integrity Code) protection and downgrade NTLM security features leading to full ...

NTLM is a less secure protocol for authenticating Windows network access. Follow these steps to begin migration off it or to limit its use. Older protocols are hard to kill. From consumer-based ...

A vulnerability allowing attackers to leak NTLM authentication hashes with minimal user interaction has been actively exploited just days after Microsoft released a patch. The flaw, tracked as ...

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 ...

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Microsoft today addressed two NTLM-related vulnerabilities privately disclosed by Preempt Security. The flaws allow for credential relay attacks. NTLM has a long history of serious vulnerabilities and ...

Server: Fully-patched 2008 R2, running Certificate Services. The /certsrv virtual directory is using (I believe) default settings. Specifically, this means it's using Windows Authentication, with NTLM ...