Call For Papers for Positive Hack Days VI which will take place May 17th through the 18th, 2016 in Moscow, Russia.
You can download it from the following link: https://packetstormsecurity.com/files/download/134876/phdays6-cfp.txt
Source: https://packetstormsecurity.com/files/134876/Positive-Hack-Days-VI-Call-For-Papers.html