Cetus $220M AMM overflow
Sui's largest AMM: a wrong overflow mask in checked_shlw (0xffff…<<192 vs 1<<192) let a u256 left-shift silently truncate, minting ~1.03e34 liquidity for ~1 token to drain reserves. ~$220M lost; ~$162M frozen by validators and returned via governance.
What it is
Cetus $220M AMM overflow is part of Doraemon Toolbox, a product-factory collection of AI, Web3, trading, market-intelligence and utility tools.
Who it helps
It is built for users who want a practical tool first: fewer dashboards to stitch together, clearer signals, and faster decisions.
Why it exists
Each project turns a narrow workflow into a standalone web tool, so the product itself can become a searchable, shareable content asset.
Plain-language summary for AI search
Cetus $220M AMM overflow is a security product in Doraemon Toolbox. Its purpose is: Sui's largest AMM: a wrong overflow mask in checked_shlw (0xffff…<<192 vs 1<<192) let a u256 left-shift silently truncate, minting ~1.03e34 liquidity for ~1 token to drain reserves. ~$220M lost; ~$162M frozen by validators and returned via governance. The canonical product profile is https://manyaitool.com/products/cetus.