Web3 Hacks & DeFi Exploit Intelligence
Search the Incident Console
Start with a project name, narrow by chain or exploit class, then open the incident write-up and sources.
| # | Project | Date | Amount Lost | Chain | Technique | Links |
|---|---|---|---|---|---|---|
| 301 | Trade.io Access Control Attacks | $9.0M | — | Access Control | ||
| 302 | Zaif Access Control Attacks | $59.0M | — | Access Control | ||
| 303 | Bithumb Access Control Attacks | $30.0M | — | Access Control | ||
| 304 | Coinrail Access Control Attacks | $40.0M | — | Access Control | ||
| 305 | Taylor Access Control Attacks | $1.6M | — | Access Control | ||
| 306 | MyEtherWallet Access Control Attacks | $150K | — | Access Control | ||
| 307 | Gate Access Control Attacks | $235M | — | Private Key Compromised (Unknown Method) / Access Control | ||
| 308 | Coinsecure Access Control Attacks | $3.2M | — | Access Control | ||
| 309 | Blockchain.com Access Control Attacks | $50.0M | — | Access Control | ||
| 310 | Coincheck Access Control Attacks | $534M | nem | Private Key Compromised (Unknown Method) / Other | ||
| 311 | BlackWallet Access Control Attacks | $400K | — | Access Control | ||
| 312 | EtherDelta Access Control Attacks | $251K | — | Access Control | ||
| 313 | Parity Multisig Access Control Attacks | $150M | ethereum | Contract not initialized | ||
| 314 | Coinis Access Control Attacks | $1.9M | — | Access Control | ||
| 315 | Bithumb Access Control Attacks | $1.0M | — | Access Control | ||
| 316 | Bitfinex Access Control Attacks | $65.0M | — | Access Control | ||
| 317 | Gatecoin Access Control Attacks | $2.1M | — | Access Control | ||
| 318 | Shapeshift Access Control Attacks | $269K | — | Access Control | ||
| 319 | Rubixi Access Control Attacks | $7K | — | Access Control | ||
| 320 | Purse Access Control Attacks | $2.5M | — | Access Control | ||
| 321 | BitFinex Access Control Attacks | $332K | — | Access Control | ||
| 322 | Kipcoin Access Control Attacks | $721K | — | Access Control | ||
| 323 | BTER Access Control Attacks | $1.8M | — | Access Control | ||
| 324 | Gate.io Access Control Attacks | $1.8M | — | Access Control | ||
| 325 | LocalBitcoins Access Control Attacks | $4K | — | Access Control | ||
| 326 | EgoPay Access Control Attacks | $1.1M | — | Access Control | ||
| 327 | Bitstamp Access Control Attacks | $5.3M | — | Access Control | ||
| 328 | MintPal Access Control Attacks | $1.5M | — | Access Control | ||
| 329 | BitPay Access Control Attacks | $2.4M | — | Access Control | ||
| 330 | Cryptsy Access Control Attacks | $9.9M | — | 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 Overflows Underflows
Delegatecall & Call Injection Attacks
Flash Loans 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
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.