Defense Information Systems Agency

The Defense Information Systems Agency (DISA) is a combat support agency responsible for planning, engineering, acquiring, fielding, and supporting global net-centric solutions to serve the needs of the President, Vice President, the Secretary of Defense, and other DoD Components, under all conditions of peace and war. The designated core missions of DISA are communications, joint command and control, defensive information operations, combat support computing, and joint interoperability support.