intelligence agents and officials

sampling and identification of biological, chemical and radiological agents (SIBCRA)

agent / agent network / agents

humanitarian agents

agents in the field

work through locally recruited agents

V-Series nerve agents

observation and fields of fire, avenues of approach, key and decisive terrain,obstacles, and cover and concealment (OAKOC)

combat functions (warfighting functions WFF) - Command and Control; Intelligence; Fires; Movement and Maneuver; Protection; Sustainment

warfighting functions (WFF - command and control; intelligence; fires; movement and maneuver; protection; sustainment)

Secret Intelligence Service (SIS) / Military Intelligence, Section 6 (MI6)

tactical intelligence / combat intelligence

undeclared member of the intelligence or counter-intelligence agencies

army intelligence and security

Battle Management, Command, Control, Communications and Intelligence (BMC3I)

command, control, communications, computers, and intelligence (C4I)

communications and intelligence system

information and intelligence-based operation

intelligence and electronic warfare (IEW)

intelligence and electronic warfare (IEW) support

intelligence, surveillance, and reconnaissance (ISR)

investigation and intelligence unit (law enforcement)

measurement and signature intelligence (MASINT)

missile and space intelligence

research and intelligence / technology protection (RITP)

intelligence, surveillance, target acquisition, and reconnaissance (ISTAR)

forward area air defense command, control, communications and intelligence (FAAD C3I)

reconnaissance electronic warfare, special operations and naval intelligence processing system

Danish Security and Intelligence Service

domestic and foreign intelligence

European Strategic Intelligence and Security Center

intelligence and CI agencies

intelligence and counter-espionage services