[9.1 章节说明](9.1%E7%AB%A0%E8%8A%82%E8%AF%B4%E6%98%8E.md) [9.2 账户激活](9.2%E8%B4%A6%E6%88%B7%E6%BF%80%E6%B4%BB.md) [9.3 密码重设](9.3%E5%AF%86%E7%A0%81%E9%87%8D%E8%AE%BE.md) [9.4 生产环境中发送邮件](9.4%E7%94%9F%E4%BA%A7%E7%8E%AF%E5%A2%83%E4%B8%AD%E5%8F%91%E9%80%81%E9%82%AE%E4%BB%B6.md) [9.5 小结](9.5%E5%B0%8F%E7%BB%93.md)