Account Management Event: 4739

Active Directory Auditing Tool

The Who, Where and When information is very important for an administrator to have complete knowledge of all activities that occur on their Active Directory. This helps them identify any desired / undesired activity happening. ADAudit Plus assists an administrator with this information in the form of reports. In real-time, ensure critical resources in the network like the Domain Controllers are audited, monitored and reported with the entire information on AD objects - Users, Groups, GPO, Computer, OU, DNS, AD Schema and Configuration changes with 200+ detailed event specific GUI reports and email alerts.

Account Management » Event ID 4739 - Domain Policy was changed

Event ID 4739 - Domain Policy was changed

Event ID 4739
Category Account management
Sub category Audit Authentication Policy Change
Description Domain policy was changed 

When a domain policy is changed in Active Directory, event ID 4739 gets logged.

This log data gives the following information:

Changes made Min. Password Age
Max. Password Age
Force Logoff
Lockout Threshold
Lockout Observation Window
Lockout Duration
Password Properties
Min. Password Length
Password History Length
Machine Account Quota
Mixed Domain Mode
Domain Behavior Version
OEM Information
New Account: Changed user account Security ID
Account Name
Account Domain
Additional Information Privileges

Why event ID 4739 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

Pro tip:

Real-time Group Policy change audit reports from ADAudit Plus audits all changes that happen to a Group Policy object over its lifetime and provides a clear insight on the history of changes made to the Group Policy object.

Event 4739 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 4739 in Windows Server 2003 and older is 643