ARMY - DA PAM 25–2–16
Communications Security (COMSEC)
|Publication Date:||8 April 2019|
This Department of the Army pamphlet (DA Pam) issues the Army communications security (COMSEC) procedures for all information technology (IT) capabilities used in and by the Army. COMSEC is a component of cybersecurity concerned with the measures and controls taken to deny unauthorized persons information derived from telecommunications and to ensure the authenticity of such telecommunications. COMSEC includes cryptographic security, transmission security, emissions security, and physical security of COMSEC material. Guidance is also provided about national security systems (NSS) that utilize commercial products and/or architectures for protecting classified information, both designated as data-at-rest and/or data-in-transit. This DA Pam expands on the instructions, processes, formats, reporting requirements, and guidelines for all COMSEC procedures for all IT capabilities used in and by the Army.