Set authentication rate limiter delay (milliseconds)

Policy ID
Pol_AuthRateLimiterDelayInMs
Scope
Computer Configuration
Supported on
-
Source
Administrative Templates (.admx) for Windows 11 2026 Update (26H2) (version 1.0)
Category
Network › Lanman Server

Description

This policy controls whether the SMB server will use a default value in milliseconds for the invalid authentication delay.

If you configure this policy setting, the authentication rate limiter will use the specified value for delaying invalid authentication attempts.

If you do not configure this policy setting, the authentication rate limiter will use the default value or the value from local registry under HKLM\SYSTEM\CurrentControlSet\Services\LanmanServer\Parameters.

Options

  • Value (milliseconds):

Registry

ComputerHKEY_LOCAL_MACHINE
  • InvalidAuthenticationDelayTimeInMsREG_DWORD

Other policies in the same category

View all policies in this category (16)