Tech moves fast! Stay ahead of the curve with Techopedia!
Join nearly 200,000 subscribers who receive actionable tech insights from Techopedia.
Identification, friend or foe (IFF) is a type of identification system used within military and civil information systems for detecting and identifying friendly vehicles, forces and aircrafts. IFF makes it possible to distinguish between friendly, foe and neutral forces by using purpose-built electromagnetic and radio frequency devices to communicate and identify objects in the battlefield or airspace.