Filewall - Blocked emails

Identifies emails blocked by Filewall for Microsoft 365 (Exchange).

Detection logic

Detection requirements

Platform: ESXi IaaS Linux macOS Network Devices Office Suite SaaS Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
Log source product: filewallm365
Log source service: filewallexchange_cl

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Detection rules

Filewall - Blocked emails

Detection logic

Detection requirements

MITRE ATT&CK mappings

From the source

Licence

Authorship

Detection rules