Registration openChennai · Tech · intermediate · ctf, cyber-security, web-security
A CTF-style cybersecurity competition in Chennai where teams of up to two members solve hands-on security challenges to find vulnerabilities and capture flags. The event tests skills in ethical hacking, web exploits, and responsible disclosure with a competitive leaderboard.
Registration openOnline · Tech · beginner · ctf, cyber-security, web-security
A free, online solo CTF competition testing cybersecurity skills through challenges in web security, cryptography, forensics, and more. Open to students, professionals, and enthusiasts of all experience levels.
Registration openDelhi · Education · intermediate · ctf, machine-learning, prediction
A 4-hour in-person competition where student teams solve CTF challenges to find datasets and build the best predictive model. Participants must identify useful data, develop machine learning solutions, and submit predictions on a live leaderboard.
Registration openMathura · Tech · intermediate · ctf, cybersecurity, web-security
A national CTF cybersecurity competition in Mathura featuring online and on-site rounds. Participants solve challenges in web security, cryptography, forensics, and reverse engineering to capture flags and demonstrate technical skills.
Registration openOnline · Tech · intermediate · ctf, cyber-security, cryptography
Lun4R CTF 2026 is a free cybersecurity competition with online qualifiers and offline finals for students and enthusiasts. Teams solve challenges in cryptography, forensics, and web security to win a ₹1 lakh cash prize.
Registration openOnline · Tech · beginner · ctf, cyber-security, web-security
A 3-hour online and offline Jeopardy-style CTF testing offensive security skills in web exploitation, OSINT, cryptography, and forensics. Open to students and professionals forming teams of 1-3 members.