Cyber Security IToba Festival is a competition for network and information security on a national scale held online and offline by the Del Institute of Technology. The concept brought to capture the flag this time is Jeopardy CTF. The concept will test the skills and knowledge of participants in the fields of web hacking, cryptography, digital forensic, reverse engineering, and binary exploitation. This Security Security contest is intended for students (Diploma or Strata S1) of universities in all regions of Indonesia. This competition is carried out in groups and participants in a team are a maximum of 3 participant.