Welcome to DeFi, cybersecurity’s most rewarding frontier
On Immunefi, hackers secure DeFi contracts, save funds from theft, and get paid doing it.
The world’s biggest bug bounties
Immunefi has the largest bug bounties on any platform. Since the start of this year, we’ve already paid out +$2,000,000 in bounties.
We fight to get you paid
We get paid when you get paid, so we'll fight hard to make sure you get fair pay for your hard work.
The most interesting puzzles in the world
DeFi vulnerabilities are the most high stakes puzzles in the world. Find a bug and prove that there's no challenge you can't crack.
Found a critical vulnerability on a project without a bounty program?Get help now
How it works
We have over $22m in bug bounties available with the best projects in DeFi. Explore our bounties and find programs that best match with your skills.
Read bounty requirements and review code that’s in scope.
When you find a vulnerability, submit it in the Immunefi web application. We'll get back to you as soon as reasonable.
After confirming the validity of the bug, we'll work with you and the client to fix it and get you paid for your hard work.
Don’t work alone, learn from other hackers in our community
Join our whitehat community and get notified when new bounties launch on the platform.