Web3 Hacks & DeFi Exploit Intelligence

$101B+
Total Value Lost
3299
Incidents Tracked
74
Chains Affected
15
Attack Classes

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
3151 Cashaa Access Control Attacks $3.1M Access Control
3152 Balancer Flash Loans Attacks $524K ethereum Flash Loan Attack
3153 Bancor Other $135K ethereum Other
3154 WoToken Rugpull $1.0B Rugpull
3155 Hegic Other $48K Other
3156 Lendf.me Reentrancy $25.2M ethereum Reentrancy / Other
3157 dForce Lending Reentrancy $25.0M ethereum Reentrancy
3158 Uniswap Other $1.4M Other
3159 Bisq Other $250K Other
3160 Ledger Access Control Attacks $224K Access Control
3161 Iron Finance Other $170K Other
3162 bZx Flash Loans Attacks $666K ethereum Flash Loan Attack
3163 Ooki Flash Loans Attacks $650K ethereum Flashloan Price Oracle Attack
3164 Ooki Flash Loans Attacks $350K ethereum Flashloan Slippage Attack
3165 bZx Flash Loans Attacks $356K ethereum Flash Loan Attack
3166 IOTA wallet Other $2.9M Other
3167 Trinity Wallet Cloudflare Key Compromised $2.4M iota Cloudflare Key Compromised
3168 Leo Finance Other $42K Other
3169 Altsbit Other $303K Other
3170 Electrum Access Control Attacks $17.7M Access Control
3171 PlusToken Rugpull $2.9B Rugpull
3172 Upbit Access Control Attacks $51.2M Access Control
3173 VinDAX Other $500K Other
3174 CoinTiger Access Control Attacks $1.8M Access Control
3175 Bitpoint Access Control Attacks $32.0M Access Control
3176 Bitmarket Rugpull $27.1M Rugpull
3177 Bitcoin Norway Other $1.0M Other
3178 Soxex Rugpull $1.0M Rugpull
3179 Bitrue Access Control Attacks $5.0M Access Control
3180 Bitsane Rugpull $570K Rugpull

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

Live Feed Last 7 days

Hack Radar

Fresh DeFi incidents the moment they land in our database. Verified by trusted sources; auto-ingested entries are flagged for review.

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.