Immunefi Bug Bounty
The largest Web3 bug bounty platform. Connects security researchers with protocols offering bounties up to $10M+ for critical vulnerabilities.
About
Immunefi is the dominant bug bounty platform in Web3, hosting programs for major protocols including MakerDAO, Wormhole, Polygon, and Optimism. The platform facilitates responsible disclosure, manages payouts, and provides severity classification. With $140M+ paid out across 650+ protocols, Immunefi has become the primary marketplace connecting white-hat hackers with protocols seeking to secure their smart contracts.
Categories
Bug Bounty
Chains
ethereum polygon arbitrum optimism base bnb-chain avalanche solana
Quick Info
- Pricing
- free
- Open Source
- No
- Last validated
- Oct 2026