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Reducing NTLM Dependency: IAKerb and LocalKDC in Windows Insider Preview

mariam_gewida's avatar
mariam_gewida
Icon for Microsoft rankMicrosoft
Jun 02, 2026
Today, Windows expands where Kerberos works—reducing the need for NT LAN Manager (NTLM) fallback with IAKerb and LocalKDC, coming to client and server public preview later this month for Windows Insi...
Updated Jun 02, 2026
Version 1.0
security
servicing and updates
windows 11
Visio2026's avatar
Visio2026
Copper Contributor
Jul 22, 2026

When is the IAKerb feature due? The article says it was expected by the end of June, but we’re already near the end of July, and I haven’t seen anything about IAKerb in the latest release notes.

  • gabrielgbs97's avatar
    gabrielgbs97
    Tin Contributor
    Jul 27, 2026

    It seems that, due to the summer holidays, this may be delayed until a post-September LCU. Even so, I would still expect it by November. If not, I think it could slip into 2027.