What Does Defense Information Systems Agency (DISA) Mean?

The Defense Information Systems Agency (DISA) is a combat support agency that provides IT and communication support to all institutes and individuals working for the U.S. Department of Defense. DISA oversees the IT/technological aspect of organizing, delivering and managing defense-related information.

DISA was formerly known as the Defense Communications Agency (DCA).

Techopedia Explains Defense Information Systems Agency (DISA)

  • Command and Control (C2): Provides military commanders, war personnel and equipment with the necessary information for mission-critical decision making.
  • Computing: Provides and manages computing infrastructure such as servers, networks, cloud computing, software and more.
  • Identity and Access Management (IAM): Ensures that only authorized individuals and organizations have access to sensitive information and resources.