Welcome! blackbox posted 10 months, 1 week ago Welcome to mCTF, the open-source Capture the Flag platform developed and run by the Mackenzie Computer Programming Team. Capture the Flags are a kind of computer security competition where teams solve challenges in the areas of Cryptography, Computer Forensics, Reverse Engineering, Web Exploitation, and Binary Exploitation. On this site, you will be able to find problems of varying difficulties and subjects, as well as live contests! If you would like to learn more about CTFs or the CTF subjects, check out CTF 101.