Hack-A-Sat 4 reg is open!

The satellite hacking contest to rule them all returns to DEF CON 31 for the 4th time. If you want to test your space-hacking skills, get your name on the list ASAP. Visit hackasat.com to register for the Hack-A-Sat 4 Quals, and follow @hack_a_sat for updates. #PracticeIsOver

#defcon #defcon31 #hackasat #satellitehacking