D E P A R T M E N T O F T H E N A V Y
O F F I C E O F T H E S E C R E T A R Y
1 0 0 0 N A V Y P E N T A G O N
W A S H I N G T O N D C 2 0 3 5 0 - 1000
SECNAVINST 2200.6
DON CIO
17 Mar 2023
SECNAV INSTRUCTION 2200.6
From: Secretary of the Navy
Subj: COMMUNICATIONS SECURITY MONITORING
Ref: (a) Committee on National Security Systems Directive 600,
Communications Security Monitoring of 1 March 2022
(NOTAL)
(b) DoD Instruction 8560.01 of 22 August 2018
(c) DoD Instruction 8523.01 of 6 January 2021
(d) Committee on National Security Systems Instruction
4009, Committee on National Security Systems (CNSS)
Glossary of 2 March 2022
(e) DoDM 5105.21 Volume 1, Sensitive Compartmented
Information (SCI) Administrative Security Manual:
Administration of Information and Information Systems
Security of 19 October 2012
(f) DoD Instruction 5200.01 of 21 April 2016
(g) Fourth Amendment to the United States Constitution
(h) DoD Instruction 8500.01 of 14 March 2014
(i) SECNAV M-5214.1
Encl: (1) Responsibilities
(2) Definitions
(3) COMSEC Monitoring Procedures
1. Purpose. Establish Department of the Navy (DON)
Communications Security (COMSEC) Monitoring policy consistent
with references (a), (b) and (c), and align reporting and
compliance requirements with reference (b). References (a)
through (h) and enclosures (1) through (3) and provide detailed
policy and guidance.
2. Definitions. See enclosure (2) for definitions used in this
Instruction and reference (d) for related terms.
