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MC1227478 — Advancing Windows security: Disabling NTLM by default

MC1227478WindowsstayInformedUpdated: 5 February 2026

Windows is moving toward a more secure authentication model by phasing out New Technology LAN Manager (NTLM) in favor of stronger, Kerberos‑based alternatives. This transition is taking a three-phased approach, leading toward disabling NTLM by default in upcoming Windows releases. With each phase come new capabilities so that your organization has the tools, visibility, and compatibility support needed. When will this happen: NTLM has been deprecated since June 2024. Today, enhanced auditing is...

Applies to: Windows
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).