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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
2023-04-11ParibusSecurity incidentArbitrumReentrancyReentrancy$68K
2024-11-20MainnetSettlerSecurity incidentEthereumAccess ControlToken Approval Abuse$66K
2026-02-28Wise Lending V2Security incidentArbitrum, EthereumAccess ControlImproper Access Control$66K
2024-01-25SagaSecurity incidentSolanaKey CompromisePrivate Key Compromised$66K
2023-01-19Thoreum FinanceSecurity incidentBSCProtocol LogicSwap Logic Flaw$66K
2026-07-17FlyCowSecurity incidentBSCToken & Share AccountingIncorrect Share Accounting$65K
2022-05-24HackDaoSecurity incidentBinance Smart ChainAccess ControlImproper Access Control$65K
2025-06-19Bankroll NetworkSecurity incidentBinance Smart ChainToken & Share AccountingArithmetic Error$65K
2023-09-05Floor DaoSecurity incidentEthereumProtocol LogicReward Logic Flaw$64K
2026-04-19Custom sAVAX RebalancerSecurity incidentAvalancheAccess ControlArbitrary External Call$64K
2022-12-07AESSecurity incidentBSCToken & Share AccountingRounding Error$62K
2025-08-13GrizzifiSecurity incidentBSCProtocol LogicReward Logic Flaw$61K
2026-04-13MONASecurity incidentBSCToken & Share AccountingIncorrect Share Accounting$61K
2018-10-26EosRoyaleSecurity incidentEOSProtocol LogicUnknown$60K
2024-07-02MintRisesPricesSecurity incidentBSCReentrancyReentrancy$59K
2024-11-07CoWSecurity incidentEthereumAccess ControlImproper Access Control$59K
2018-09-14NewDexSecurity incidentEOSToken & Share AccountingInfinite Mint$58K
2022-12-10MU&MUGSecurity incidentAvalancheOracle ManipulationSpot Price Manipulation$57K
2025-09-28dTRINITYSecurity incidentSonicAccess ControlImproper Access Control$56K
2024-08-28AaveSecurity incidentEthereumAccess ControlArbitrary External Call$56K
2024-03-09Juice FinanceSecurity incidentEthereumProtocol LogicReward Logic Flaw$54K
2024-09-02PythiaSecurity incidentEthereumReentrancyReentrancy$53K
2026-04-20Juicebox V3Security incidentEthereumInput ValidationMissing Input Validation$52K
2026-09-16NimiqSecurity incidentPolygonInput ValidationSignature Verification Flaw$50K
2026-06-19JBSecurity incidentBSCOracle ManipulationSpot Price Manipulation$50K

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.