The invention discloses an unmanned aerial vehicle interference deception system and an unmanned aerial vehicle defense system. The unmanned aerial vehicle interference deception system specifically comprises an unmanned aerial vehicle interference deception system body, a photoelectric tracking device, a radio interference device, a GPS deception all-in-one machine and an unmanned aerial vehicledefense system. The invention further provides an unmanned aerial vehicle GPS spoofing trapping method and an unmanned aerial vehicle pilot positioning method which are provided based on the unmannedaerial vehicle defense system.