Event ID 4740 - A user account was locked out
|Sub category||User account management|
|Description||A user account was locked out|
When a user account is locked out in Active Directory, event ID 4740 gets logged.
This log data gives the following information:
|Subject: User who performed the action||Security ID
|Account that was locked out:||Security ID
Why event ID 4740 needs to be monitored?
- Prevention of privilege abuse
- Detection of potential malicious activity
- Operational purposes like getting information on user activity like user attendance, peak logon times, etc.
- Compliance mandates
ADAudit Plus makes Active Directory auditing very easy by tracking Password Status Changes for Users like password set or changed and account locked out/unlocked details with the help of pre-defined reports and instant alerts.
Event 4740 applies to the following operating systems:
- Windows Server 2008 R2 and Windows 7
- Windows Server 2012 R2 and Windows 8.1
- Windows Server 2016 and Windows 10
Corresponding event ID for 4740 in Windows Server 2003 and older is 644
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