Lun4R CTF 2026

Lun4R CTF 2026 is a high-intensity cybersecurity Capture The Flag competition organized by ROOT RIET, the cybersecurity community of Rajadhani Institute of Engineering and Technology (RIET). It is designed for cybersecurity enthusiasts, students, and problem-solvers, featuring challenges that test technical skills, creativity, persistence, and strategic thinking.

The competition offers a prize pool of ₹1 Lakh cash along with exclusive vouchers and additional rewards. It is structured in two rounds: Online Qualifiers on September 20, 2026, followed by Offline Finals on October 4, 2026, held at Rajadhani Institute of Engineering and Technology, Thiruvananthapuram. The event includes challenges across Web Exploitation, Cryptography, Forensics, Pwn, and Miscellaneous categories.