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, ...

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 ...

To ward off the attack known as PetitPotam, Microsoft advises you to disable NTLM authentication on your Windows domain controller. Microsoft is sounding an alert about a threat against Windows domain ...

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 ...

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 ...

Microsoft has already begun the removal of NTLM early as the feature is no longer available on Windows 11 24H2 and Server 2025. Back in October of 2023, Microsoft expressed its desire to disable NTLM ...

A new zero-day vulnerability in NTLM discovered by researchers at 0patch allows attackers to steal NTLM credentials by having a user view a specially crafted malicious file in Windows Explorer — no ...

The path to eradicating this ancient protocol and security sinkhole won’t be easy, but the time has come for its complete eradication. Microsoft has hinted at a possible end to NTLM a few times, but ...

I have a software vendor installing an application on a server in my domain and they're requesting that NTLM authentication be disabled on the server. I'm still trying to get a clear explanation of ...

Each domain is its own forest root. An IIS server in DomainC needs to mount a a folder from a server in DomainB as a virtual directory for a website. This requires a forest trust. For PCI-DSS ...