DroneShield Limited is an Australia-based company focusing on radio frequency (RF) sensing, artificial intelligence and machine learning, sensor fusion, electronic warfare, rapid prototyping and MIL-SPEC manufacturing. It provides artificial intelligence-based platforms for protection against advanced threats, such as drones and autonomous systems. It offers customers bespoke counter-drone (or counter-UAS) and electronic warfare solutions and off-the-shelf products designed to suit a variety of terrestrial, maritime or airborne platforms. Its products include DroneGun Tactical, DroneGun MKIII, DroneSentry, DroneSentry-C2, DroneSentry-X, RfPatrol and DroneSim. The DroneGun Tactical is an unmanned aerial systems (UAS) countermeasure designed for two hand operation and long-range defeat. RfPatrol is a passive/non-emitting wearable UAS detection device. Its customers include the military, intelligence community, government, law enforcement, critical infrastructure, and airports globally.