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Web3 Security Tools

Solidity smart contract red flags scanner + DeFi wallet tracer. All analysis runs in your browser — nothing is sent to any server.

// paste solidity contract code 0 lines
🔒 100% client-side. Your contract code never leaves your browser. No API calls, no logging.
// scan results no scan yet
paste contract code and click "scan contract" to begin analysis
⚠️ Requires free Etherscan V2 API key. Get one at etherscan.io/apis — works for ETH, BSC and Polygon with one key.