如果疑点很多，系统可能会要求再输入一条信息，例如从公共信息数据库中撷取的一条个人信息，然后才会允许这名用户完成登入。

If there's too much doubt, the system might ask for another piece of information, such as a personal detail pulled from public-records databases, before letting the user finish logging in.

youdao

允许Web浏览器的HTTP提交的信息的Web服务器以及撷取网页他们。

HTTP allows Web browsers to submit information to Web servers as well as fetch Web pages from them.

youdao