Step into the shadows. Hunt the flag. Claim the moon. Lun4R CTF 2026 is a high-intensity cybersecurity Capture The Flag competition conducted by ROOT RIET , the cybersecurity community of Rajadhani Institute of Engineering and Technology (RIET) . Designed for cybersecurity enthusiasts, students, and problem-solvers, Lun4R CTF brings together challenges that test technical skills, creativity, persistence, and the ability to think beyond the obvious. ₹1 LAKH CASH PRIZE + EXCLUSIVE VOUCHERS Compete for a massive ₹1 Lakh cash prize pool , with exclusive vouchers and additional rewards offered separately .
Online Qualifiers Date: September 20, 2026 The first phase of Lun4R CTF will be conducted online, allowing participants to compete remotely across a diverse range of cybersecurity challenges. Only the best teams will rise through the leaderboard and qualify for the final showdown.
Offline Finals Date: October 4, 2026
Venue: Rajadhani Institute of Engineering and Technology, Thiruvananthapuram The top-performing teams from the online qualifiers will advance to the offline finals, where they will compete face-to-face for the ultimate title. Expect tougher challenges, a more intense environment, and one final mission: Capture the flag. Dominate the leaderboard. Become the champions of Lun4R CTF. Whether you're into Web Exploitation, Cryptography, Forensics, Pwn, or Miscellaneous challenges , Lun4R CTF is your arena to test your skills against some of the sharpest minds in cybersecurity. ₹1 Lakh in cash. Vouchers and additional rewards separately. Two rounds. One final showdown. The moon is watching. Will you answer the call?
Discord: https://discord.gg/QVZsypKyr Event
URL: https://lunar.rootriet.in/