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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
2026-05-30AFI ProtocolSecurity incidentEthereumProtocol LogicUnknown$480K
2026-07-25BankrSecurity incidentBaseSocial EngineeringSocial Account Takeover$480K
2024-02-22Swarm MarketsSecurity incidentEthereumAccess ControlImproper Access Control$473K
2022-02-15Build FinanceSecurity incidentEthereumGovernanceMalicious Proposal$470K
2023-04-16Swapos V2Security incidentEthereumProtocol LogicSwap Logic Flaw$468K
2024-02-15MinerSecurity incidentEthereumInput ValidationMissing Input Validation$466K
2024-01-12Wise Lending V1Security incidentEthereumToken & Share AccountingDonation Attack$464K
2024-05-14Predy FinanceSecurity incidentArbitrumAccess ControlImproper Access Control$464K
2022-02-18RigoblockSecurity incidentEthereumAccess ControlImproper Access Control$464K
2026-09-19NuNetSecurity incidentEthereumKey CompromisePrivate Key Compromised$463K
2026-05-12AurellionSecurity incidentArbitrumAccess ControlUninitialized Proxy$456K
2023-07-10Arcadia V1Security incidentEthereum, OptimismAccess ControlImproper Access Control$455K
2024-11-10BGMSecurity incidentBNB ChainOracle ManipulationSpot Price Manipulation$450K
2020-07-01VetherSecurity incidentEthereumAccess ControlImproper Access Control$450K
2024-12-01ClipperSecurity incidentOptimism, BaseProtocol LogicDeposit Logic Flaw$450K
2026-07-26GardenSecurity incidentEthereum, Base, Arbitrum, BSCFrontend & InfrastructureDatabase Breach$450K
2024-08-07NexeraSecurity incidentEthereumSocial EngineeringMalware$449K
2024-11-14vETHSecurity incidentEthereumOracle ManipulationSpot Price Manipulation$447K
2021-08-25Dot.FinanceSecurity incidentBinance Smart ChainOracle ManipulationSpot Price Manipulation$430K
2025-08-30Cozy V2Security incidentOptimismInput ValidationMissing Input Validation$427K
2025-09-10Evoq FinanceSecurity incidentBSCKey CompromisePrivate Key Compromised$420K
2020-09-10CoralSecurity incidentEOSReentrancyReentrancy$420K
2026-04-27Singularity FinanceSecurity incidentBaseOracle ManipulationOracle Misconfiguration$413K
2024-05-10TsuruSecurity incidentBaseProtocol LogicUnknown$410K
2026-08-31AnkrSecurity incidentFlowToken & Share AccountingUnbacked Mint$410K

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.