In this video I'll show you how to find the source of account lockouts in Active Directory. User accounts that keep locking out can be very frustrating. I'm going to show you 3 solutions including PowerShell and a GUI tool for tracking down the source of account lockouts.

Overview of the steps:

Step 1: Enabling auditing for event 4740

Step 2: Find the domain controller that holds the PDC emulator role

get-addomain | select PDCEmulator

Step 3: Search event logs for event ID 4740

Get-WinEvent -FilterHashtable @{logname=’security’; id=4740}

Step 4: Display details of event

Get-WinEvent -FilterHashtable @{logname=’security’; id=4740} | fl

Step 5: Use event viewer (optional)

Step 6: Using The Unlock GUI Tool

The user unlock tool is a GUI tool that makes is easy to find all locked user accounts and display the source of the account lockout.

Get your copy of the User Unlock Tool for Active Directory
[ Ссылка ]

Written version of this tutorial (Includes screenshots)
[ Ссылка ]

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