ATT&CK v19 will be released April 28th! Check out this blog post for information on the planned deprecation of Enterprise's Defense Evasion tactic in the upcoming release.

ATT&CK Training

ATT&CK Cyber Threat Intelligence: This training by the ATT&CK team will help you learn how to apply ATT&CK and improve your threat intelligence practices.
Purple Teaming Fundamentals

ATT&CK Fundamentals

ATT&CK Adversary Emulation

ATT&CK Access Tokens Technical Primer

ATT&CK Based SOC Assessments

TTP-Based Threat Hunting and Detection Engineering

ATT&CK Detection Engineering