Department 13's drone mitigation platform MESMER allows users to safely commandeer small unmanned aerial vehicles (sUAS) in mid-air.
MESMER works by intercepting the digital radio signal between a drone and its pilot, before using the same communication protocols to take control “by restructuring the communication hierarchy and elevating the priority of one control device over another”.
CIO from IDG: Drone hacking tool launches in Australia
http://www.cio.com.au/article/613061/drone-hacking-tool-launches-australia/