sigint

n.

信号情报，通信情报（指对无线电信号监听、截获和破译获得的情报）；

SIGINT: The new electronic warfare
France, Sigint and the Cold War
Radar Countermeasures against SIGINT Satellite
Analog to feature converter for SIGINT applications
Soviet signals intelligence (Sigint): Organization and management
All Glory is Fleeting: Sigint and the Fight Against International Terrorism
Superconductor analog to digital converter for sigint applications
Superconductor analog to digital converter for sigint applications
Britain Betwixt and Between: Uk SIGINT Alliance Strategy's Transatlantic and European Connections
The future of information operations for airborne reconnaissance SIGINT: the Joint Interoperable Operator Network (JION)