Communications Center Security
- Measures and controls taken to deny unauthorized persons information derived from telecommunications and ensure the authenticity of such telecommunications.
- NOTE: Communications Security includes cryptosecurity, transmission security, emission security, and physical security of COMSEC material. (Source: NSTISSI 4009).
- Protective measures taken to deny unauthorized persons information derived from telecommunications of the United States Government related to national security and to ensure the authenticity of such communications. Such protection results from the application of security measures (including cryptosecurity, transmission security, and emissions security) to electrical systems transmitting national security or national security-related information. It also includes the application of physical security and other measures to COMSEC information or materials. (NSA/CSS Dir 10-27 per Sup 1 to NSAM 130-1).