Microsoft to Disable NTLM by Default in Future Windows Releases

Microsoft to Disable NTLM by Default in Future Windows Releases

First seen 30 Jan 2026, 22:03 UTC SecurelistBleepingcomputerCybershack.AuFeeds.FeedburnerSecurityweek+5 84% similarity 29.9

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Microsoft announced plans to disable the NTLM authentication protocol by default in future Windows releases due to its security vulnerabilities that have been exploited in cyberattacks. NTLM, introduced in 1993, has been increasingly targeted, prompting the shift to Kerberos as the default authentication method for domain-connected devices.

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