Web3 Hacks & DeFi Exploit Intelligence

Security trends
  • $91B+Lost
  • 3595Incidents
  • 141Chains
  • 19Classes
# Project Date Amount Lost Chain Technique Links
3541 Exco $460K — Rugpull
3542 MyCoin $387M — Rugpull
3543 LocalBitcoins $4K — Access Control
3544 796 Exchange $253K bitcoin Improper Access Control
3545 EgoPay $1.1M — Access Control
3546 Bitstamp $5.3M bitcoin Access Control / Phishing
3547 BitPay $2.4M — Access Control
3548 MintPal $1.5M — Access Control
3549 BTER $1.9M — Rugpull
3550 Cryptsy $9.9M bitcoin, litecoin Access Control / Private Key Compromised
3551 MintPal $2.0M bitcoin Access Control / Improper Access Control
3552 Doge Vault $51K — Other
3553 Bitcurex $108K — Other
3554 Crypto Rush $659K — Other
3555 Poloniex $50K bitcoin Withdrawal Logic Flaw / Other
3556 Flexcoin $614K bitcoin Withdrawal Logic Flaw
3557 Mt. Gox $473M bitcoin Private Key Compromised
3558 Picostocks $4.4M bitcoin Private Key Compromised
3559 PicoStocks $6.4M — Access Control
3560 BIPS $600K — Other
3561 Bitcash.cz $161K bitcoin Improper Access Control
3562 GBL $4.0M — Rugpull
3563 Inputs.io $1.2M bitcoin Access Control / Key Leaked via Infrastructure
3564 BASIC-MINING $277K — Rugpull
3565 Just-Dice $123K — Access Control
3566 WeExchange $545K — Other
3567 PicoStocks $167K — Access Control
3568 Vircurex $342K — Access Control
3569 Bitmit $202K — Access Control
3570 OzCoin $135K — Other

Data sourced from DefiLlama & SunWeb3Sec/DeFiHackLabs . Thank you for keeping Web3 security data open.

Understanding Smart Contract Vulnerabilities

Explore the technical causes behind reentrancy, flash loan attacks, and oracle manipulation in our attack guides.

Learn how these hacks actually worked

Study the exploit patterns behind the incidents in this database, then practice finding them before attackers do.