Web3 Hacks & DeFi Exploit Intelligence

  • $104B+Lost
  • 3836Incidents
  • 124Chains
  • 16Classes
# Project Date Amount Lost Chain Technique Links
3751 Control Finance Rugpull $147M Rugpull
3752 Enigma Other $500K Other
3753 BTC-e Rugpull $181M Rugpull
3754 Parity Other $34.0M Other
3755 CoinDash Frontend Attack / Frontend Compromise $7.7M ethereum Frontend Attack / Frontend Compromise
3756 CoinDash Other $12.2M Other
3757 Parity Access Control Attacks $30.0M ethereum Uninitialized Proxy
3758 Bithumb Access Control Attacks $1.0M Access Control
3759 Yapizon Hot Wallet Key Compromised $4.8M bitcoin Hot Wallet Key Compromised
3760 Yapizon Other $5.0M Other
3761 Bitcurex Hot Wallet Key Compromised $1.5M bitcoin Hot Wallet Key Compromised
3762 Trade Coin Club Other $295M Other
3763 Bitfinex Access Control Attacks $72.0M bitcoin Access Control / Hot Wallet Key Compromised
3764 The DAO Reentrancy $60.0M ethereum Reentrancy / Other
3765 Gatecoin Access Control Attacks $2.0M ethereum Improper Access Control
3766 Gatecoin Access Control Attacks $2.1M Access Control
3767 ShapeShift Access Control Attacks $230K bitcoin Private Key Compromised
3768 Shapeshift Access Control Attacks $269K Access Control
3769 Rubixi Access Control Attacks $7K Access Control
3770 OneCoin Rugpull $4.0M Rugpull
3771 Purse Access Control Attacks $2.5M Access Control
3772 BTER Access Control Attacks $1.6M bitcoin Private Key Compromised
3773 BitFinex Access Control Attacks $332K bitcoin Access Control / Hot Wallet Key Compromised
3774 Kipcoin Access Control Attacks $728K bitcoin Access Control / Private Key Compromised
3775 BTER Access Control Attacks $1.8M bitcoin Access Control / Private Key Compromised
3776 Gate.io Access Control Attacks $1.8M Access Control
3777 Exco Rugpull $460K Rugpull
3778 MyCoin Rugpull $387M Rugpull
3779 796 Exchange Other $253K Other
3780 LocalBitcoins Access Control Attacks $4K Access Control

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

Understanding Smart Contract Vulnerabilities

Smart contract vulnerabilities remain the leading cause of DeFi protocol losses, with over $10 billion stolen since 2016. Understanding attack vectors like reentrancy, flash loans, and oracle manipulation is essential for every blockchain developer and security researcher.

Each incident in our database is categorized by attack class and linked to our in-depth vulnerability guides, making this the most educational Web3 hacks tracker available. Want a quick ranking? See the most expensive crypto hacks leaderboard.

Learn how these hacks actually worked

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