This is a shorter episode on the ICS Capture The Flag (CTF) that will take place at S4x18, Jan 16-18 in Miami South Beach. This will be the third year Reid has created and run the S4 CTF, and we talk to him about: 1) What makes the S4 ICS CTF different than other ICS CTFs and ICS Villages 2) Flag examples from 2017 3) Tips on preparing to compete in the S4x18 CTF 4) CTF team composition and strategy 5) Why to visit the CTF even if you are not playing.