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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 →

Last 90 days2026202520242023Before 2023All years
Any size$1M+$10M+$100M+
DateIncidentTechniqueReported loss
2022-09-20WintermuteSecurity incidentMajorEthereumSocial EngineeringPhishing$160.0M
2017-11-09Parity MultisigSecurity incidentMajorEthereumAccess ControlUninitialized Proxy$150.0M
2021-09-29Compound V2Security incidentMajorEthereumToken & Share AccountingArithmetic Error$147.0M
2021-12-13Vulcan ForgedSecurity incidentMajorEthereum, PolygonKey CompromiseHot Wallet Key Compromised$140.0M
2021-10-30BXHSecurity incidentMajorBSCKey CompromisePrivate Key Compromised$139.0M
2021-10-27CREAM LendingSecurity incidentMajorEthereumOracle ManipulationSpot Price Manipulation$130.0M
2025-11-03Balancer V2Security incidentMajorEthereum, Arbitrum, Base, Polygon, Sonic, OptimismToken & Share AccountingRounding Error$128.0M
2023-11-10PoloniexSecurity incidentMajorTron, Ethereum, BitcoinSocial EngineeringMalware$126.0M
2023-07-07MultichainSecurity incidentMajorMoonriver, BSC, FantomKey CompromiseValidator Key Compromised$126.0M
2026-08-30TectonicSecurity incidentMajorCronosToken & Share AccountingDonation Attack$124.5M
2021-12-02Badger DAOSecurity incidentMajorEthereumFrontend & InfrastructureCDN Compromise$120.0M
2026-07-31COLDCARDSecurity incidentMajorBitcoinKey CompromiseWeak Key Generation$116.0M
2022-10-11Mango Markets V3Security incidentMajorSolanaOracle ManipulationSpot Price Manipulation$115.0M
2022-06-05ElrondSecurity incidentMajorElrondToken & Share AccountingInfinite Mint$113.0M
2021-05-18Venus ProtocolSecurity incidentMajorBSCOracle ManipulationSpot Price Manipulation$100.0M
2023-06-03Atomic WalletSecurity incidentMajorEthereum, Tron, BSC, Bitcoin, Polkadot, AvalancheFrontend & InfrastructureSupply Chain Attack$100.0M
2022-06-23Harmony BridgeSecurity incidentMajorEthereum, BSCKey CompromiseValidator Key Compromised$100.0M
2025-04-20BitgetSecurity incidentMajorMarket ManipulationMarket Maker Bot Exploited$100.0M
2021-08-19Liquid GlobalSecurity incidentEthereumKey CompromiseHot Wallet Key Compromised$91.3M
2021-10-08MirrorSecurity incidentTerraAccess ControlImproper Access Control$90.0M
2023-11-22Heco BridgeSecurity incidentEthereumKey CompromiseHot Wallet Key Compromised$86.6M
2025-01-23PhemexSecurity incidentEthereum, Solana, XRP, Bitcoin, BSC, Sui, Base, Tron, Arbitrum, Avalanche, Polygon, Optimism, zkSync EraKey CompromiseHot Wallet Key Compromised$85.0M
2025-06-18NobitexSecurity incidentTron, Ethereum, BSC, Avalanche, Arbitrum, Polygon, BitcoinSocial EngineeringMalware$82.0M
2023-12-31Orbit BridgeSecurity incidentEthereumInput ValidationSignature Verification Flaw$81.7M
2022-05-01Rari CapitalSecurity incidentEthereum, ArbitrumReentrancyReentrancy$80.0M

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.