It is a simple concept but if you aren't familiar with CTF or the movie The Last Starfighter it can take a moment to put the concepts together as to what they a

It is a simple concept but if you aren't familiar with CTF or the movie The Last Starfighter it can take a moment to put the concepts together as to what they are trying to achieve. - create games/challenges that require programming and problem solving - recruit individuals based on success in the challenges and related data points