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Computer Security Resource Center

Computer Security Resource Center

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emission security (EMSEC)

Abbreviation(s) and Synonym(s):

EMSEC

Definition(s):

  The component of communications security that results from all measures taken to deny unauthorized persons information of value that might be derived from intercept and analysis of compromising emanations from cryptoequipment and information systems. See TEMPEST.
Source(s):
CNSSI 4009-2015 from JP 6-0