win:security 4912
Per User Audit Policy was changed.
- Log source
- Windows Security event log
- Host type
- Windows (workstation, member server, domain controller)
- How to enable
- Advanced Audit Policy: Policy Change > Audit Audit Policy Change
- Audit category
- Policy Change
- Audit subcategory
- Audit Audit Policy Change
- Tier, host type
- Recommended
- Techniques
- 0
- Rules depending on it
- none
Why this tier
DISA STIG (server); DISA STIG (workstation); Microsoft Appendix L Medium; Microsoft audit baseline (dc); Microsoft audit baseline (server); Microsoft audit baseline (workstation)
By role
| Role | Tier | Basis |
|---|---|---|
| Windows workstation | Recommended | DISA STIG (workstation); Microsoft Appendix L Medium; Microsoft audit baseline (workstation) |
| Windows member server | Recommended | DISA STIG (server); Microsoft Appendix L Medium; Microsoft audit baseline (server) |
| Windows domain controller | Recommended | DISA STIG (server); Microsoft Appendix L Medium; Microsoft audit baseline (dc); Microsoft audit baseline (server) |
| Windows web server (IIS), internet-facing | Recommended | DISA STIG (server); Microsoft Appendix L Medium; Microsoft audit baseline (server) |
Techniques it helps detect
No ATT&CK analytic names this event. Its standing comes from the standards and rules below.
Rules that depend on it
No vendor rule names this event or source directly.
Standards and guidance naming it
| Requirement | Relation | Basis |
|---|---|---|
| DISA STIG: Advanced audit policy requirementsMicrosoft Windows 11 V2R11 (2026-10-05) | Names this event | WN11-AU-000100 (workstation): Audit Audit Policy Change Success |
| DISA STIG: Advanced audit policy requirementsMicrosoft Windows Server 2022 V2R11 | Names this event | WN22-AU-000260 (server): Audit Audit Policy Change Success |
| DISA STIG: Advanced audit policy requirementsMicrosoft Windows Server 2022 V2R11 | Names this event | WN22-AU-000270 (server): Audit Audit Policy Change Failure |
| DISA STIG: Advanced audit policy requirementsMicrosoft Windows 10 V3R6 (2026-01-23) | Names this event | WN10-AU-000100 (workstation): Audit Audit Policy Change Success |
| DISA STIG: Advanced audit policy requirementsMicrosoft Windows Server 2019 V3R9 (2026-07-10) | Names this event | WN19-AU-000260 (server): Audit Audit Policy Change Success |
| DISA STIG: Advanced audit policy requirementsMicrosoft Windows Server 2019 V3R9 (2026-07-10) | Names this event | WN19-AU-000270 (server): Audit Audit Policy Change Failure |
| DISA STIG: Advanced audit policy requirementsMicrosoft Windows Server 2025 V1R1 (2026-02-27) | Names this event | WN25-AU-000260 (server): Audit Audit Policy Change Success |
| DISA STIG: Advanced audit policy requirementsMicrosoft Windows Server 2025 V1R1 (2026-02-27) | Names this event | WN25-AU-000270 (server): Audit Audit Policy Change Failure |
| Microsoft: Events to monitor with potential criticalityAppendix L: Events to Monitor (Windows Server AD DS best practices) | Names this event | potential criticality Medium: Per User Audit Policy was changed. |