CTE - Security Rule Changed (Created/Updated/Deleted)

A URL blocking/enforcement rule was created, updated, or deleted (potential policy tampering). Deduplicated per rule/day to avoid re-alerting on replayed audit events for the same change.

Detection logic

Detection requirements

Platform: Containers ESXi IaaS Identity Provider Linux macOS Network Devices Office Suite Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
Log source product: cybereinforce_cte
Log source service: cybereinforcecte_cl

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Detection rules

CTE - Security Rule Changed (Created/Updated/Deleted)

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules