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

Finally, with Windows Server 2025 and Windows 11 24H2, Microsoft is taking a definitive step to eliminate an historical security weakness: NTLM v1 is being completely removed! It was already disabled ...

It works fine in test environment. But NTLMcompatibilitylevel=5 (NTLMv2 only) breaks way too many things to be useful in the Real World(tm). Exchange 2000 POP3/IMAP access breaks, PocketPC can't ...

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).

Back in October last year, Microsoft expressed its desire to eventually disable NTLM authentication. The company on its official website has updated the list of deprecated Windows features where it ...

Mandiant, the Google-owned cybersecurity firm, has publicly released a comprehensive dataset of Net-NTLMv1 rainbow tables, ...

I'm not well versed in Kerberos, about all I know is that it's used as the standard means of authentication in AD since at least 2003 (before that?) replacing NTLMv2.<BR><BR>What's the advantages of ...

A recently addressed security flaw in Microsoft Outlook has been identified as a significant threat, potentially allowing threat actors to exploit it to gain access to NT LAN Manager (NTLM) v2 hashed ...

Several readers responded to my previous post on pass-the-hash attacks, asking if Kerberos authentication versus LANManager, NTLM, or NTLMv2 was an effective defense. It’s a good question, one that I ...