countersurveillance

noun
coun·​ter·​sur·​veil·​lance | \ ˌkau̇n-tər-sər-ˈvā-lən(t)s also -ˈvāl-yən(t)s or -ˈvā-ən(t)s How to pronounce countersurveillance (audio) \
variants: or counter-surveillance

Definition of countersurveillance

: methods and devices used for detecting or thwarting surveillance agents trained in countersurveillance When countersurveillance is employed by seasoned practitioners, it is used to identify the vehicles and individuals conducting the surveillance … This information is then used by the individual to thwart the hostile surveillance.— Glenn McGovern often used before another noun countersurveillance camerasa counter-surveillance specialist

First Known Use of countersurveillance

1959, in the meaning defined above

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