Get a clear, practical introduction to MITRE ATT&CK with this free glossary package.

This resource is designed for cybersecurity teams, consultants, MSSPs, students, and security leaders who want an easier way to understand ATT&CK terminology and related threat-informed defense concepts.

Use this glossary to quickly look up common ATT&CK terms, support onboarding and training, improve internal documentation, and build a stronger foundation for ATT&CK mapping, detection work, incident response, and security program planning.

This free package is a helpful starting point for anyone learning ATT&CK or standardizing terminology across a team.

Disclaimer: This glossary is for informational and educational purposes only. It is not legal advice and does not guarantee compliance, certification, audit success, or security outcomes. Not affiliated with or endorsed by MITRE Corporation or the MITRE ATT&CK program. Internal use only. No resale or redistribution.