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All years · Any size: 1,297 publicly reported crypto security incidents, about $21.05B lost in total. Data comes from the public DefiLlama incident dataset (back to 2011), updated weekly. Click an incident for details. Breakdown by technique → · Weekly and monthly reports →

DateIncidentTechniqueReported loss
2019-09-28Chain FusionSecurity incidentEthereumKey CompromisePrivate Key Compromised$6.4M
2024-02-28SenecaSecurity incidentEthereum, ArbitrumAccess ControlToken Approval Abuse$6.4M
2021-05-29Belt FinanceSecurity incidentBSCToken & Share AccountingIncorrect Share Accounting$6.3M
2025-02-28WemixSecurity incidentWemixKey CompromisePrivate Key Compromised$6.2M
2022-03-15Hundred FinanceSecurity incidentGnosis ChainReentrancyReentrancy$6.2M
2026-07-05Lazy Summer ProtocolSecurity incidentEthereumToken & Share AccountingDonation Attack$6.0M
2024-03-17RemiliaSecurity incidentEthereumKey CompromisePrivate Key Compromised$6.0M
2022-07-25AudiusSecurity incidentEthereumGovernanceMalicious Proposal$6.0M
2023-01-16LendHubSecurity incidentHecoToken & Share AccountingIncorrect Share Accounting$6.0M
2024-09-16DeltaPrimeSecurity incidentArbitrumKey CompromisePrivate Key Compromised$6.0M
2021-07-15BondlySecurity incidentEthereumSocial EngineeringPhishing$5.9M
2025-04-26LoopscaleSecurity incidentSolanaOracle ManipulationSpot Price Manipulation$5.8M
2022-06-16Inverse Finance FrontierSecurity incidentEthereumOracle ManipulationSpot Price Manipulation$5.8M
2024-10-05EigenLayerSecurity incidentEthereumSocial EngineeringImpersonation Scam$5.7M
2021-03-14RollSecurity incidentEthereumKey CompromiseHot Wallet Key Compromised$5.7M
2020-08-18OKExSecurity incidentEthereum ClassicBridge & Cross-ChainForged Proof$5.6M
2026-04-30Wasabi PerpsSecurity incidentEthereum, Base, Berachain, BlastKey CompromiseDeployer Key Compromised$5.5M
2022-03-15AgaveSecurity incidentGnosis ChainReentrancyReentrancy$5.5M
2020-09-08EterbaseSecurity incidentBitcoin, Ethereum, XRP, Tezos, Algorand, TRONKey CompromiseHot Wallet Key Compromised$5.4M
2026-05-30Gravity BridgeSecurity incidentEthereumKey CompromiseValidator Key Compromised$5.4M
2020-12-08AeternitySecurity incidentAeternityKey CompromiseValidator Key Compromised$5.2M
2024-09-25TruflationSecurity incidentSocial EngineeringMalware$5.2M
2015-01-05BitstampSecurity incidentBitcoinSocial EngineeringPhishing$5.2M
2024-08-12PolyNetworkSecurity incidentPolyNetworkProtocol LogicUnknown$5.0M
2024-06-09LoopringSecurity incidentLoopringFrontend & InfrastructureAPI Key Compromised$5.0M

Source: DefiLlama Hacks. This section restates public reports and is not OceanAlt's judgment of any party. To report an error, email business@oceanalt.com; we review within 48 hours.