| Foreign Intelligence Surveillance Act. | กฎหมายการสืบราชการลับต่างประเทศ Snowden (2016) |
| foreign intelligence surveillance act | (n) an act passed by Congress in 1978 to establish procedures for requesting judicial authorization for foreign intelligence surveillance and to create the Foreign Intelligence Surveillance Court; intended to increase United States counterintelligence; separate from ordinary law enforcement surveillance, Syn. FISA |