Command, Control, and Communications Countermeasure s (C 3 CM)
Defense
(1) Counter C 3 That division of C 3 CM comprising measures taken to deny adversary commanders and other decision makers the ability to command and control their forces effectively. (2) C 3 Protection That division of C 3 CM comprising measures taken to maintain the effectiveness of friendly C 3 despite adversary counter C 3 actions.