A national Capture The Flag competition organized by IIIT Bhubaneswar. Test your skills. Break things. Find the flags.
D3 CTF is a cybersecurity Capture The Flag competition designed to challenge participants across multiple areas of information security.
Explore vulnerabilities, application security and real-world web exploitation techniques.
Solve cryptographic challenges and uncover hidden information using logical analysis.
Investigate digital evidence and uncover hidden information from files and systems.
Registration for D3 CTF 2026 will open soon. The registration fee is collected solely for participation in the competition and associated event arrangements.
Participants must follow the official competition rules. Attacking systems outside the designated CTF environment, disrupting infrastructure, or using unauthorized methods may result in disqualification.