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The mission of the JCMA is to conduct COMSEC monitoring (collection, analysis, and reporting) of DoD [Department of Defense] telecommunications and automated information systems (AIS) and monitoring of related noncommunications signals.

Identifying, controlling, and protecting unclassified information that is associated with specific military operations and activities.

Maintains the capability to execute national-level COMSEC monitoring for employment in single Military Service, Joint, and national-level exercises, operations, and other activities, as directed in accordance with DoD Directive 5100.20.

Key Takeaway: The JCMA serves as a defensive shield by identifying vulnerabilities in unclassified communications through rigorous monitoring and analysis. Under the strategic direction of the NSA, the JCMA fulfills a vital communications security assistance mandate for the Department of Defense.

This instruction applies to the Joint Staff, Combatant Commands, Services, Combat Support Agencies, and joint activities reporting to the Chairman of the Joint Chiefs of Staff (hereinafter referred to collectively as the DoD Components”).

The document also covers the role of the joint comsec monitoring activity in providing opsec assistance and the actions to be taken if an opsec disclosure is suspected.

Key Takeaway: The JCMA identifies security gaps by analyzing telecommunications for exploitable patterns before adversaries can act. The Joint COMSEC Monitoring Activity (JCMA) serves as a cornerstone for maintaining operational resilience within the DoD.

Identifies and prioritizes requirements for COMSEC research and development (R&D) and COMSEC product and system acquisition in conjunction with emergent DoD Component needs. Forwards confirmed requirements to the Director, National Security Agency/Chief, Central Security Service (DIRNSA/CHCSS).

The Joint COMSEC Monitoring Activity (JCMA) is a new capability available to joint operations commands. It can be viewed as an instrument of command and control (C2) protection of command...