New Challenges Added
Defend the
Interchain
Join the Internacia Guardians. Solve security puzzles, protect smart contracts, and collect exclusive country-themed NFT characters!
20+
Levels
3
Chains
10k+
Players
Collect Them All
Each security vulnerability you master unlocks a unique Guardian from around the world.
Tech
Reentrancy Defense
Master recursive call protection with our Paris Vault training.
Defense
Access Control
Secure the bunker doors! Learn authorization patterns from Berlin.
Finance
Flash Loan Finance
Understand complex DeFi mechanics and arbitrage protection in Barcelona.
Identity
Signature Verification
Ensure every transaction is authentic with Roman cryptographic standards.
Multi-Chain Adventure
Explore different ecosystems and expand your collection.
Coming Soon
â—Ž
Solana
High-speed security challenges coming soon.
Coming Soon
~
Sui
Next-gen Move language puzzles.
Ready to join the force?
Start solving challenges, mint your first Guardian, and climb the global leaderboard.
$2.4B
Value Protected
10,200
Achievement Points
20
Unique Guardians