Apparatus and method for defending a predetermined area from an autonomously moving unmanned aerial vehicle

An apparatus for defending a predetermined area from an autonomously moving Unmanned Aerial Vehicle, UAV, the apparatus comprising:

• input interface circuitry configured to receive geographical information about at least one of the predetermined area and a surrounding area of the predetermined area;
• and
• processing circuitry configured to:
• generate one or more adversarial example adapted to disrupt a machine-learning based vision system of the UAV;
• and
• determine, based on the geographical information, a respective position for the one or more adversarial example in at least one of the predetermined area and the surrounding area of the predetermined area.