TTP Technology Transition Plan (US DoD)
TTP tactics, techniques, and procedures
The behavior of an actor. A tactic is the highest-level description of this behavior, while techniques give a more detailed description of behavior in the context of a tactic, and procedures an even lower-level, highly detailed description in the context of a technique.
https://csrc.nist.gov/glossary/term/Tactics_Techniques_and_Procedures