Capture The Flag is a type of offensive competition where teams solve security challenges to score points. Teams are either pitted directly against each other or against a clock. This presentation will go over the different kinds of CTF competitions and how each of them change the dynamics of the game.For a long time, Capture The Flag competitions have been one of the best ways for students to learn and professionals to prove themselves. This presentation analyzes why CTF competitions are so popular, and so effective at educating and judging teams on their technical ability. Different qualitative elements define different CTF competitions. Design and quality of infrastructure, logistics, and challenges will be covered in detail.