当我尝试使用 mutt 登录 gmail 时，它会闪烁一个带有 url 的快速 Webalert，例如 accounts.gmail.com 之类的。我看或复制它太快了。然后它说登录失败。
然后我收到一封来自 Gmail 的电子邮件，内容是：
Google Account: sign-in attempt blocked
Hi Adam,
We recently blocked a sign-in attempt to your Google Account [a...@gmail.com].
Sign in attempt details
Date & Time: Wednesday, December 10, 2014 11:55:21 PM UTC
Location: Utah, USA
If this wasn't you
Please review your Account Activity page at https://security.google.com/settings/security/activity to see if anything looks suspicious. Whoever tried to sign in to your account knows your password; we recommend that …