An agency, under the authority, direction, and control of the Under Secretary of Defense for Policy (USD(P)), that directs, administers, and provides DoD-wide guidance to the DoD Components and DoD representatives to U.S. missions abroad for the execution of DoD security assistance and security cooperation programs over which DSCA has responsibility, in accordance with Chapter 32 and Chapter 39 of title 22 U.S.C., DoD Directive (DoDD) 5132.03, other laws, and DoDD 5105.65.