The drone industry is growing at a rapid pace, the aerospace research company Teal Group estimated that sales of military and civilian drones will total over $89 billion in the next 10 years. At the Virus Bulletin 2015 conference, the security researcher Oleg Petrovsky of HP Security Research detailed methods that can be used to hack drones with pre-programmed routes. The expert has analyzed the controllers for various multi-rotor drones and discovered various of weaknesses that could be exploited in cyber attacks.”]
Source: http://securityaffairs.co/wordpress/40711/hacking/hacking-drones-design-flaws.html