List of intelligence gathering disciplines

Intelligence Gathering Disciplines

• HUMINT - Human Intelligence - gathered from a person on the ground
• IMINT - Imagery Intelligence - gathered from satellite and aerial photography
• MASINT - Measurement and Signature Intelligence -
• OSINT - Open Source Intelligence - gathered from open sources
• SIGINT - Signals Intelligence - gathered from interception of signals
  • ELINT - Electronic Intelligence - gathered from electronic sensors

To be included?

• TECHINT - Technical Intelligence

see also:

• cryptanalysis
• traffic analysis