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Insider Threat Matrix™

  • ID: AF027.001
  • Created: 11th August 2025
  • Updated: 17th August 2025
  • Contributor: The ITM Team

Email Deletion

The subject deliberately deletes emails - either sent, received, or both - with the intent to obstruct investigative visibility, remove evidence of policy violations, or eliminate traces of communication relevant to an insider event. While routine inbox maintenance is common, patterns of targeted deletion may indicate purposeful concealment.

Detection

ID Name Description
DT041Email Gateway

Email gateway solutions offer the ability to trace inbound and outbound emails to an organization. This can be used to retrieve information such as emails sent or received, the subject line, content, attachments, timestamps, and recipients.