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🎃Join the October Challenge

Register for CTF

Create your account to track progress, compete on the leaderboard, and earn your October certificate.

Create Your Profile

Join 1,234 challengers competing this October

Letters, numbers, and underscores only

Shown on leaderboard (defaults to username)

For certificate delivery and updates

What you get:

📊 Track your progress across all levels
🏆 Compete on the global leaderboard
🎓 Earn October certificate upon completion
⏱️ View your time and hint statistics