Identification Friend or Foe (IFF) Photo tab Video tab Reduced Size Transponder and Common Transponder &file=" /> Identification Friend or Foe (IFF) products   Innovative identification solutions from more than 70 years of IFF experience With our breadth of experience and expertise in avionics and sensor systems, BAE Systems offers significant capability in the area of IFF identification systems. Spanning more than 70 years of IFF experience , BAE Systems has delivered over 10,000 transponders, more than 1,000 interrogators, and more than 4,500 combined interrogator / transponder systems. Our advanced IFF products enable warfighters to identify friendly forces and make informed decisions in time-critical situations. For optimal situational awareness, IFF technology can be used on existing, new, and emerging platforms including unmanned aerial vehicles, ships, fixed-wing aircraft, and helicopters. Learn about our IFF products in the left navigation.