了解代币授权

web3 世界可能让人疑惑不解，但也不必如此。我们已经收集了一些资源，以帮助你了解 web3、钱包安全等信息。在代币授权部分，您可以了解所有关于代币授权的知识。您将了解代币授权是什么，以及如何管理。另外，该部分也涵盖了一些替代方案，例如许可签名。

What Are Token Approvals?

Token approvals are used to give permission to a smart contract to spend your tokens on your behalf. Learn more about token approvals.

Revoking token approvals is essential to maintaining proper wallet hygiene. Learn how to revoke token approvals using Revoke.cash and other tools.

Permit Signatures are a way to grant approvals through gasless signatures. This has some important benefits, but also some drawbacks.

Permit2 is a system that was developed by the Uniswap team to enable gasless approvals for every token. This brings benefits but also risks.