(1) An earlier network operating system from Microsoft that ran as a server application under OS/2. Supporting DOS, Windows and OS/2 clients, LAN Manager was superseded by Windows NT Server, and parts ...

Microsoft Corp. today issued security updates to fix more than 80 vulnerabilities in its Windows operating systems and software. There are no known “zero-day” or actively exploited vulnerabilities in ...

Microsoft releases mitigations for a Windows NT LAN Manager exploit that forces remote Windows systems to reveal password hashes that can be easily cracked. Microsoft was quick to respond with a fix ...

Two vulnerabilities have been uncovered in Microsoft Windows security protocols which could lead to password cracking and domain compromise, researchers have warned. This week, the Preempt security ...

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Last year in December, Microsoft began deprecating all versions of NTLM (NT LAN Manager) protocol on Windows 11 24H2 and Windows Server 2025. This meant that it was no longer in active development and ...