MITRE ATT&CK (noun) [Word Notes]

A knowledge base of adversary tactics, techniques, and procedures established and maintained by the MITRE Corporation. 
CyberWire Glossary link: https://thecyberwire.com/glossary/mitre-attck
Audio reference link: “Attack Frameworks - SY0-601 CompTIA Security+ : 4.2,” Professor Messer, YouTube, 29 April 2021.