A 38-hour online capture-the-flag with web, crypto, forensics, reverse-engineering, and OSINT challenges.
Oblivion CTF 2026 is an online capture-the-flag competition organized by the Software Community at IIT Ropar. Challenges span web exploitation, cryptography, digital forensics, reverse engineering, and OSINT, with difficulty ranging from beginner-friendly to advanced.
Participation is individual and free. The competition runs for 38 hours from 5 December at 10:00 to 6 December at 23:59 IST.
Software Community, IIT Ropar
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A national capture-the-flag competition with an online qualifier and an offline final at NFSU Chennai.