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Last 90 days · Any size: 119 publicly reported crypto security incidents, about $1.22B 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 →

The 10 largest incidents on record

  1. 1LuBian2020-12-28 · $3.50B
  2. 2Bybit2025-02-21 · $1.40B
  3. 3Ronin Bridge2022-03-23 · $624.0M
  4. 4Poly Network2021-08-10 · $611.0M
  5. 5Binance Bridge2022-10-06 · $570.0M
  6. 6Coincheck2018-01-26 · $534.0M
  7. 7Mt. Gox2014-02-07 · $470.0M
  8. 8FTX2022-11-12 · $450.0M
  9. 9Bitget2026-09-24 · $387.0M
  10. 10Portal2022-02-02 · $326.0M
DateIncidentTechniqueReported loss
2026-08-28Ajna V2Security incidentEthereumProtocol LogicLiquidation Logic Flaw$775K
2026-08-28AviciSecurity incidentSolanaProtocol LogicWithdrawal Logic Flaw$501K
2026-08-27Moonwell LendingSecurity incidentBaseOracle ManipulationSpot Price Manipulation$8.7M
2026-08-27CCCSecurity incidentBSCProtocol LogicSwap Logic Flaw$117K
2026-08-25CometDEXSecurity incidentStellarToken & Share AccountingIncorrect Share Accounting$717K
2026-08-25EnjinSecurity incidentEthereumAccess ControlOwnership Takeover$162K
2026-08-25FH TokenSecurity incidentBSCProtocol LogicSwap Logic Flaw$20K
2026-08-24NesaSecurity incidentNesaToken & Share AccountingArithmetic Error$50.0M
2026-08-24PacaSwap DEXSecurity incidentConstellationToken & Share AccountingArithmetic Error$91K
2026-08-23TermFinance VaultsSecurity incidentEthereumGovernanceMalicious Proposal$8.5M
2026-08-23warp.greenSecurity incidentChia, EthereumBridge & Cross-ChainBridge Logic Flaw$93K
2026-08-23Arrakis V1Security incidentEthereumOracle ManipulationSpot Price Manipulation$7K
2026-08-23Surf LendingSecurity incidentCardanoKey CompromisePrivate Key Compromised—
2026-08-22KiiChainSecurity incidentKiiChainToken & Share AccountingArithmetic Error$9.7M
2026-08-22TACSecurity incidentTACProtocol LogicWithdrawal Logic Flaw$7.5M
2026-08-22The SandboxSecurity incidentBase, BSC, EthereumAccess ControlImproper Access Control$675K
2026-08-21MANTRA ChainSecurity incidentMANTRAAccess ControlImproper Access Control—
2026-08-19BounceBitSecurity incidentBounceBitAccess ControlImproper Access Control$3.0M
2026-08-19AllbridgeSecurity incidentBaseBridge & Cross-ChainBridge Logic Flaw$191K
2026-08-18Maya ProtocolSecurity incidentMayachainProtocol LogicWithdrawal Logic Flaw$1.7M
2026-08-15Fox MarketSecurity incidentBSCOracle ManipulationSpot Price Manipulation$120K
2026-08-14Bodega MarketSecurity incidentCardanoOracle ManipulationUnknown$4K
2026-08-11Harmony BridgeSecurity incidentHarmonyBridge & Cross-ChainBridge Logic Flaw$3.2M
2026-08-09CoinsbuySecurity incidentEthereum, TronAccess ControlImproper Access Control$7.9M
2026-08-09Coreum BridgeSecurity incidentXRPL, CoreumBridge & Cross-ChainBridge Logic Flaw$200K

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.