All programs
Tidal Bridge
Liveby Tidal Foundation
Trust-minimized cross-chain messaging and token bridge.
BridgeSolidityEthereumOptimismBaseArbitrum
Max bounty
$2,500,000
Partially funded$800,000 reserve
Assets in scope
Only these assets are eligible. Each report selects exactly one.
| ID | Asset | Type | Target |
|---|---|---|---|
| TDL-1 | Bridge Router | Smart contractEthereum | 0x1111aAaA…5555eEeE |
| TDL-2 | Message Verifier | Smart contractEthereum | 0x6666fFfF…0000dDdD |
| TDL-3 | Token Escrow (Optimism) | Smart contractOptimism | 0xAbCd0000…00001234 |
Out-of-scope & exclusions
Any out-of-scope closure must cite one of these ids.
- EXCL-1Attacks that the reporter has already exploited themselves, leading to damage.
- EXCL-2Attacks requiring access to leaked keys or credentials.
- EXCL-3Attacks requiring access to privileged addresses (governance, admin, guardian) except where the privilege is obtainable by an unprivileged attacker.
- EXCL-4Incorrect data supplied by third-party oracles (oracle manipulation and flash-loan attacks remain in scope).
- EXCL-5Basic economic governance attacks (e.g. 51% attacks).
- EXCL-6Lack of liquidity impacts and best-practice recommendations without demonstrated impact.
- EXCL-7Centralization risks acknowledged in the published audit reports.