These are presentation slides from a talk called Aircraft Hacking – Practical Aero Series. It was presented at HackInTheBox 2013 AMS. It discusses how controls on aircraft could be hacked and the shortcomings that need to be addressed for flight safety.
You can download it from the following link: https://packetstormsecurity.com/files/download/121261/Aircraft_Hacking.pdf
Source: https://packetstormsecurity.com/files/121261/Aircraft-Hacking-Practical-Aero-Series.html