Web3 Hacks & DeFi Exploit Intelligence
- $104B+Lost
- 3836Incidents
- 124Chains
- 16Classes
| # | Project | Date | Amount Lost | Chain | Technique | Links |
|---|---|---|---|---|---|---|
| 391 | Rare Bears Access Control Attacks | $206K | — | Access Control | ||
| 392 | Pirate x Pirate Access Control Attacks | $78K | bsc | Access Control / Improper Access Control | ||
| 393 | Ariva Digital Access Control Attacks | $661K | — | Access Control | ||
| 394 | OpenSea Access Control Attacks | $2.0M | ethereum | Access Control / Phishing | ||
| 395 | Rigoblock Access Control Attacks | $464K | ethereum | Improper Access Control | ||
| 396 | TopGoal Access Control Attacks | $1.1M | bsc | Access Control / Hot Wallet Key Compromised | ||
| 397 | BuildFinance Access Control Attacks | $470K | — | Access Control | ||
| 398 | Dego Finance Access Control Attacks | $10.0M | bsc, cronos… | Private Key Compromised (Unknown Method) / Deployer Key Compromised | ||
| 399 | Dego Finance Access Control Attacks | $15.4M | — | Access Control | ||
| 400 | Ratz Club Access Control Attacks | $140K | — | Access Control | ||
| 401 | DePo Access Control Attacks | $1.7M | — | Access Control | ||
| 402 | BNS Access Control Attacks | $7.5M | — | Private Key Compromised (Unknown Method) / Key Leaked via Infrastructure | ||
| 403 | Crypto.com Access Control Attacks | $34.4M | bitcoin, ethereum | Private Key Compromised (Unknown Method) / Access Control / Session Key Compromised | ||
| 404 | Crosswise Access Control Attacks | $879K | bsc | Improper Access Control | ||
| 405 | Lympo Access Control Attacks | $18.7M | ethereum | Access Control / Hot Wallet Key Compromised | ||
| 406 | CityDAO Access Control Attacks | $95K | — | Access Control | ||
| 407 | LCX Access Control Attacks | $7.9M | ethereum | Private Key Compromised (Unknown Method) / Access Control / Key Leaked via Infrastructure | ||
| 408 | Stobox Exchange Access Control Attacks | $166K | — | Access Control | ||
| 409 | Eco DeFi Access Control Attacks | $794K | — | Access Control | ||
| 410 | Gamma Access Control Attacks | $8.2M | ethereum | Access Control Exploit / Arithmetic Error / Reentrancy | ||
| 411 | Vulcan Forged Access Control Attacks | $140M | ethereum, polygon | Private Key Compromised (Unknown Method) / Access Control / Hot Wallet Key Compromised | ||
| 412 | AscenDEX Access Control Attacks | $77.7M | bsc, ethereum… | Private Key Compromised / Access Control / Hot Wallet Key Compromised | ||
| 413 | 8ightDAO Access Control Attacks | $1.8M | harmony | Private Key Compromised (Unknown Method) / Phishing | ||
| 414 | 8ight Finance Access Control Attacks | $924K | — | Access Control | ||
| 415 | BitMart Exchange Access Control Attacks | $196M | — | Access Control | ||
| 416 | Bitmart Access Control Attacks | $196M | bsc, ethereum | Private Key Compromised (Unknown Method) / Hot Wallet Key Compromised | ||
| 417 | Polygon Access Control Attacks | $2.0M | polygon | Improper Access Control | ||
| 418 | Unlock Protocol Access Control Attacks | $416K | — | Access Control | ||
| 419 | ChainSwap Access Control Attacks | $4.4M | bsc, ethereum | Exploit Weak Authentication Check / Caller Impersonation | ||
| 420 | bZx Access Control Attacks | $47.6M | — | Access Control |
Data sourced from DefiLlama & SunWeb3Sec/DeFiHackLabs . Thank you for keeping Web3 security data open.
Hack Radar
Fresh DeFi incidents the moment they land in our database. Verified by trusted sources; auto-ingested entries are flagged for review.
Explore by Attack Type
Access Control Attacks
Arithmetic Overflow & Underflow Attacks
Delegatecall & Call Injection Attacks
Flash Loan Attacks
Oracle Manipulation & Price Manipulation
Reentrancy
DAO Governance Attacks
Frontrunning & Sandwich Attacks
Phishing Attacks
DOS Attacks
Replay Attacks
Self-Destruct Attacks
Sensitive On-Chain Data
Weak Randomness Attacks
Unchecked Return Value Attacks
Timestamp Manipulation Attacks
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.