CIPHER was a high-energy, retro-themed puzzle and decoding challenge held on 7th November as the grand finale of NIRVAANA (GDG × IEEE). The event challenged participants to solve logic-based puzzles and cryptic codes under time pressure, testing their problem-solving skills, speed, and teamwork.

Participants competed in a fast-paced environment filled with decoding challenges and strategic puzzles, racing against both time and fellow teams. The event emphasized analytical thinking, collaboration, and adaptability.

With a total prize pool of ₹9,500, CIPHER delivered an intense and engaging experience for all participants. The event was supported by faculty members and industry partners, and successfully concluded NIRVAANA with an exciting and memorable competitive experience.