Policy Change Event: 859

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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.

Process Tracking » Policy Change Event: 859

Event ID 859 – The Windows Firewall group policy settings have been removed.

Event ID 859
Category Policy Change
Type Success Audit

When the group policy settings of Windows Firewall are deleted (either locally or through Active Directory Group Policy), event 859 is logged. This is applied when the group policy is refreshed.

Why does event ID 859 need to be monitored?

All changes with regards to Windows Firewall need to be monitored since unplanned or unauthorized changes need immediate investigation. It could be a sign of malicious activity.

Pro Tip:

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 859 applies to the following operating systems:

  • Windows 2003 and XP

Corresponding event ID in Windows 2008 and Windows Vista is 4954.

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