[第一个模块](%E5%BC%80%E5%8F%91%E7%AC%AC%E4%B8%80%E4%B8%AA%E6%A8%A1%E5%9D%97.md) [认证和授权](%E6%9D%83%E9%99%90%E8%AE%BE%E7%BD%AE.md) [接口Token验证](%E6%8E%A5%E5%8F%A3Token%E9%AA%8C%E8%AF%81.md) [接口签名验证](%E6%8E%A5%E5%8F%A3%E7%AD%BE%E5%90%8D%E9%AA%8C%E8%AF%81.md)