Event ID 853 – The Windows Firewall operational mode has changed.
When the operational mode of Windows Firewall has been changed, Windows logs event ID 853. Such a change is usually instituted by an administrator or a group policy refresh.
This log data provides the following information:
- Policy Origin
- Profile Changed
- New Settings - Operation mode
- Old Settings - Operation mode
Why does event ID 853 need to be monitored?
All changes with regards to Windows Firewall need to be monitored as unplanned or unauthorized changes need immediate investigation. It could be a sign of malicious activity.
ADAudit Plus helps you avoid the GPOs monitoring complexities with real-time pre-configured reports and auditing of the changes along with alerts within a Domain & OU. The advanced Group Policy settings real-time audit reports highlight the elusive change details, and also provide the old and new values of the modified attributes.
Event 853 applies to the following operating systems:
- Windows 2003 and XP