ZeroSecure CTF is a 24‑hour National‑level capture‑the‑flag competition hosted by the CSI Student Chapter, MVSREC and Cicada3301 Cybersecurity Club. The event runs 17–18 April 2026 across dual online and offline channels, with challenges spanning cryptography, web security, reverse engineering, forensics, network security, OSINT, blockchain and AI/ML . Teams of two to three must register via Unstop, with fees of ₹200(2$) for online and ₹400(4$) for offline participation; offline slots are capped at 50. Supported by platform partner CTF7, registration partner Unstop, certification partners APISEC University and Knight Squad Academy, web security partner HackersDaddy and challenge partner Knight Secured , ZeroSecure features a ₹1.3M+ prize pool. Registrations can also be paid in cryptocurrency by emailing/calling the organisers.

The offline champion now earns rewards worth $2,500, second place $1,250, third place $800, and each of the offline teams ranked 4th–10th receives $300. In the online track, first place receives $1,250+ worth rewards, second place $1,000+, and third place $800+. Combined, these updated prizes worth amount to $15,000 in total prize pool.