SMB brute-force protection with Windows 11 SMB authentication rate limiter, On by Default in Windows Insider
[Updated on 22 September 2022] SMB Server Authentication Rate Limiter Will Be On by Default in Windows Insider The newest Windows 11 Insider and Windows Server Insider builds now ship with the SMB authentication rate limiter on by default. The feature helps protect systems from brute force attacks by significantly increasing the amount of time …