. . . the US Army ordered its own troops to stop using drones made by Chinese manufacturer DJI because of alleged "cyber-vulnerabilities".
. . .
The UK's Ministry of Defence told the BBC it had not purchased any of DJI's drones and had nothing further to add on the subject.
http://www.bbc.co.uk/news/technology-40860806
http://www.jpost.com/Israel-News/US-Army-order-troops-to-stop-using-Chinese-made-DJI-drones-501741
https://www.theverge.com/2017/8/7/16106810/dji-drone-banned-government-study-data-safety