Intelligence Law Glossary - Interception

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Administrative Law

Department of Defense Regulation 5240.1-R, Procedures Governing the Activities of DOD Intelligence Components that Affect U.S. Persons, § C5.3.2.2 (Dec. 1982): “Interception”

Interception means the acquisition by the United States Signals Intelligence system through electronic means of a nonpublic communication to which it is not an intended party, and the processing of the contents of that communication into an intelligible form, but not including the display of signals on visual display devices intended to permit the examination of the technical characteristics of the signals without reference to the information content carried by the signals.