Web3 Hacks & DeFi Exploit Intelligence

  • $104B+Lost
  • 3836Incidents
  • 124Chains
  • 16Classes
# Project Date Amount Lost Chain Technique Links
121 Aztec Connect Forged Proof $2.1M ethereum Forged Proof
122 Aztec Other $2.0M Other
123 Syscoin
124 Axelar Secret IBC Bridge Unbacked Cross-Chain Mint $4.7M ethereum, secret Unbacked Cross-Chain Mint
125 Raydium Infinite Mint $1.3M solana Infinite Mint
126 Asterix Access Control Attacks $40K ethereum Token Approval Abuse
127 NovaBox Incorrect Share Accounting $107K ethereum Incorrect Share Accounting
128 Token of Power Access Control Attacks $1.6M ethereum Access Control / Malicious Proposal
129 TesseraDao $2.5M
130 Humanity Protocol Access Control Attacks $31.0M Access Control
131 Flooring Protocol Infinite Mint $500K ethereum Infinite Mint
132 Humanity Access Control Attacks $32.0M bsc, ethereum Private Key Compromised
133 Syscoin Bridge Forged Proof $10.0M syscoin Forged Proof
134 Ambient Deposit Logic Flaw $111K ethereum Deposit Logic Flaw
135 ATM Token Other $244K Other
136 BYToken Flash Loan Attacks $87K Flash Loan Attack
137 Gravity Bridge $5.4M
138 ATM Swap Logic Flaw $243K bsc Swap Logic Flaw
139 GPU.NET Unknown $11K ethereum Unknown
140 DxSale Access Control Attacks $7.3M
141 TSR Infinite Mint $2.5M bsc Infinite Mint
142 Gnosis Pay Signature Verification Flaw $1.5M gnosis chain Signature Verification Flaw
143 Tessera DAO Access Control Attacks $2.4M bsc Access Control / Improper Access Control
144 AROS Oracle Manipulation & Price Manipulation $295K bsc Spot Price Manipulation
145 Fluid Lending Key Leaked via Infrastructure $215K ethereum Key Leaked via Infrastructure
146 AFI Protocol Unknown $480K ethereum Unknown
147 Alephium Forged Proof $815K ethereum Forged Proof
148 Gravity Bridge Access Control Attacks $5.4M ethereum Access Control / Validator Key Compromised
149 MoneyMon Other $85K Other
150 DxSale Liquidity Rug $7.3M bsc Liquidity Rug

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.