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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
2026-06-30EdelSecurity incidentEthereumOracle ManipulationSpot Price Manipulation$403K
2026-02-19Velar PerpsSecurity incidentMezoOracle ManipulationPredictable Oracle Update$401K
2025-02-18CardexSecurity incidentAbstractInput ValidationSignature Verification Flaw$400K
2025-09-23CorepoundSecurity incidentCORERugpullAdmin Drain$400K
2026-04-09AethirSecurity incidentBSCAccess ControlImproper Access Control$400K
2026-04-28YieldCore-3rd-dealSecurity incidentEthereumAccess ControlImproper Access Control$399K
2026-01-10FutureSwapSecurity incidentArbitrumProtocol LogicWithdrawal Logic Flaw$395K
2026-02-26Ploutos MoneySecurity incidentEthereumOracle ManipulationOracle Misconfiguration$390K
2023-03-15Poolz NetworkSecurity incidentBSCToken & Share AccountingArithmetic Error$390K
2025-11-11Impermax V3Security incidentBaseProtocol LogicLiquidation Logic Flaw$380K
2026-04-29SyndicateSecurity incidentBaseBridge & Cross-ChainBridge Logic Flaw$380K
2022-07-17PremintSecurity incidentEthereumFrontend & InfrastructureFrontend Compromise$375K
2023-05-31unshETHSecurity incidentEthereumFrontend & InfrastructureKey Stored Publicly$375K
2022-09-06Nereus FinanceSecurity incidentAvalancheOracle ManipulationSpot Price Manipulation$371K
2020-08-04OpynSecurity incidentEthereumProtocol LogicWithdrawal Logic Flaw$371K
2023-06-27Themis ProtocolSecurity incidentArbitrumOracle ManipulationSpot Price Manipulation$370K
2021-04-04Force DAOSecurity incidentEthereumToken & Share AccountingDonation Attack$367K
2026-06-17Little Boy PlusSecurity incidentBSCToken & Share AccountingArithmetic Error$367K
2021-11-23PloutozSecurity incidentBSCOracle ManipulationSpot Price Manipulation$365K
2026-04-03Silo V2Security incidentArbitrumOracle ManipulationOracle Misconfiguration$359K
2025-03-30SIRSecurity incidentEthereumAccess ControlProxy Upgrade Hijack$355K
2024-10-14KalaxSecurity incidentBlastRugpullAdmin Drain$350K
2023-03-18Zircon GammaSecurity incidentBSC, MoonriverToken & Share AccountingIncorrect Share Accounting$350K
2024-04-12Sumer.moneySecurity incidentBaseReentrancyReentrancy$350K
2023-02-11fcdepSecurity incidentBSCToken & Share AccountingInfinite Mint$350K

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.