Tornado Cash is currently the most widely used anonymity tool on Ethereum and other EVM chains. The principle of the tool is very simple. Everyone deposits the cryptocurrency of the same denomination (such as 0.1ETH, 1ETH, 10ETH) into Tornado and obtains a deposit certificate. As long as the deposit certificate is provided, the cryptocurrency of the denomination can be withdrawn, because it cannot be determined. The withdrawn funds come from which of the deposited funds, so the withdrawn fund...