Hacks
Crypto hacks in 2018
Data as of 3 October 2026
31 recorded incidents in 2018 took $1.1B in total. The largest was Coincheck, $534.0M. That is 2.4% of all incidents in DefiLlama's record and 5.3% of the value lost. Amounts are the losses DefiLlama records, and its record does not say whether they are before or after any recovery. Data as of 3 October 2026.
By class of failure, 2018
- Protocol Logic $1.9M lost8 incidents
- Key Compromise $863.5M lost7 incidents
- Token & Share Accounting $669K lost6 incidents
- Bridge & Cross-Chain $18.6M lost3 incidents
- Access Control $207.2M lost2 incidents
- Frontend & Infrastructure $31.0M lost2 incidents
- Market Manipulation $600K lost2 incidents
- Reentrancy $38K lost1 incidents
Incidents in 2018
| Date | Incident | Class | Technique | Chains | Amount |
|---|---|---|---|---|---|
| 2018-12-19 | EOS Max | Protocol Logic | Unknown | EOS | $0 |
| 2018-12-19 | ToBet | Protocol Logic | Unknown | EOS | $0 |
| 2018-12-12 | Vertcoin | Market Manipulation | Risk Parameter Abuse | Vertcoin | $100K |
| 2018-11-19 | EOS Lelego | Protocol Logic | Unknown | EOS | $0 |
| 2018-11-12 | AurumCoin | Market Manipulation | Risk Parameter Abuse | AurumCoin | $500K |
| 2018-11-12 | HireVibes AirDropsDAC | Key Compromise | Private Key Compromised | EOS | $14K |
| 2018-11-11 | EOS.WIN | Protocol Logic | Unknown | EOS | $9K |
| 2018-11-10 | EOSDice | Protocol Logic | Unknown | EOS | $25K |
| 2018-11-08 | FFGame | Protocol Logic | Unknown | EOS | $7K |
| 2018-11-07 | Gate | Frontend & Infrastructure | Supply Chain Attack | Bitcoin, Ethereum | $0 |
| 2018-10-31 | EOSCast | Token & Share Accounting | Infinite Mint | EOS | $73K |
| 2018-10-26 | EosRoyale | Protocol Logic | Unknown | EOS | $60K |
| 2018-10-15 | EOSBet | Token & Share Accounting | Donation Attack | EOS | $338K |
| 2018-10-07 | SpankChain | Reentrancy | Reentrancy | Ethereum | $38K |
| 2018-09-14 | Zaif | Key Compromise | Hot Wallet Key Compromised | Bitcoin | $60.0M |
| 2018-09-14 | NewDex | Token & Share Accounting | Infinite Mint | EOS | $58K |
| 2018-09-12 | EOSBet | Token & Share Accounting | Infinite Mint | EOS | $200K |
| 2018-07-26 | KICKICO | Key Compromise | Hot Wallet Key Compromised | Ethereum | $7.7M |
| 2018-07-09 | Bancor V3 | Key Compromise | Hot Wallet Key Compromised | Ethereum | $23.5M |
| 2018-06-21 | Bithumb | Frontend & Infrastructure | Key Leaked via Infrastructure | Ethereum | $31.0M |
| 2018-06-10 | Coinrail | Access Control | Improper Access Control | Ethereum | $37.2M |
| 2018-06-02 | ZenCash | Bridge & Cross-Chain | Forged Proof | ZenCash | $550K |
| 2018-05-22 | Verge | Protocol Logic | Withdrawal Logic Flaw | Verge | $1.8M |
| 2018-05-16 | Bitcoin Gold | Bridge & Cross-Chain | Forged Proof | Bitcoin Gold | $18.0M |
| 2018-05-13 | MonaCoin | Bridge & Cross-Chain | Forged Proof | MonaCoin | $90K |
| 2018-04-24 | SmartMesh | Token & Share Accounting | Infinite Mint | Ethereum | $0 |
| 2018-04-22 | BeautyChain | Token & Share Accounting | Infinite Mint | Ethereum | $0 |
| 2018-04-21 | Gate | Key Compromise | Private Key Compromised | — | $235.0M |
| 2018-04-12 | Coinsecure | Key Compromise | Private Key Compromised | Bitcoin | $3.3M |
| 2018-02-12 | BitGrail | Access Control | Improper Access Control | Nano | $170.0M |
| 2018-01-26 | Coincheck | Key Compromise | Hot Wallet Key Compromised | NEM | $534.0M |
Source: DefiLlama, retrieved 3 October 2026, under its open methodology. Figures are a dated snapshot, not a live feed.