Intelligence Law Glossary - Technical Surveillance Countermeasures

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Technical Surveillance Countermeasures

Administrative Law

Department of Defense Regulation 5240.1-R, Procedures Governing the Activities of DOD Intelligence Components that Affect U.S. Persons, § C5.4.2 (Dec. 1982): Explanation of Undefined Terms

The term technical surveillance countermeasures refers to activities authorized pursuant to DoD Directive 5200.29 (reference (c)), and, as used in this procedure, refers to the use of electronic surveillance equipment, or electronic or mechanical devices, solely for determining the existence and capability of electronic surveillance equipment being used by persons not authorized to conduct electronic surveillance, or for determining the susceptibility of electronic equipment to unlawful electronic surveillance.