This book includes information about most Core Intelligence Disciplines ("The INTs")
HUMINT (Human Intelligence): Information collected from human sources, including clandestine espionage and open interviews.
SIGINT (Signals Intelligence): Interception of electronic signals, communications
(COMINT), and non-communication signals like radar (ELINT).
IMINT (Imagery Intelligence): Data gathered through satellite or aerial photography.
MASINT (Measurement and Signature Intelligence): Scientific data derived from sensors to identify specific physical or chemical properties (e.g., nuclear, acoustic).
OSINT (Open-Source Intelligence): Information gathered from publicly available sources like media, internet, and social networks.
GEOINT (Geospatial Intelligence): Analyzes imagery and geospatial data to map and model events.
CYBINT/DNINT (Cyber/Digital Network Intelligence): Intelligence collected from cyberspace and network activities.
TECHINT (Technical Intelligence): Analysis of foreign weapons and equipment.
RUMINT (Rumor Intelligence): Usually heard around the water cooler.
ISINT (Isn't true): What foreign intelligence agencies want us to believe.