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Storage at Microsoft
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SMB insecure guest auth now off by default in Windows Insider Pro editions

NedPyle's avatar
NedPyle
Icon for Microsoft rankMicrosoft
Jan 13, 2023
Heya folks, Ned here again. Starting in Windows 11 Insider Preview Build 25276, the Pro editions of Windows now disable SMB insecure guest authentication fallbacks by default. We previously turned it...
Updated Jul 02, 2024
Version 6.0
ori2sh's avatar
ori2sh
Copper Contributor
Jan 25, 2023

Thanks for the info, I was wondering if there is an audit event that indicates usage of insecure guest logon.

The event described in the article is an indication after the operation is blocked: Description: Rejected an insecure guest logon.

I was wondering if there is an event id that can trace successful insecure guest logon as well.