KnowSign provides users with a preemptive view of asset transfers in Ethereum transactions, enhancing transparency and security. In the complex landscape of blockchain transactions, users often face uncertainty about the implications of their actions. This uncertainty can lead to unintentional asset transfers, unexpected transaction costs, or interactions with untrusted contracts. KnowSign addresses this challenge by simulating Ethereum transactions before they are signed. This feature allows users to understand exactly what will happen when they sign a transaction, including asset transfers and contract interactions. By offering a clear preview of the transaction outcomes, KnowSign empowers users to make informed decisions, thereby reducing the risks associated with blockchain transactions. Whether for experienced users or those new to the Ethereum ecosystem, KnowSign enhances the transaction experience by adding a layer of clarity and safety.