我们最近更新了验证器系统，使其可以智能跟踪你的登陆地址，如果你经常从同一个地方登陆，可能就不会需要验证码。
We've recently updated our authentication system to intelligently track your login locations, and if you're logging in consistently from the same place, you may not be asked for an authenticator code.
当扫描仪发现无法识别的单词时，它就自动地将其转变为验证码，并将其发布到网页上需要的位置。
When its scanners find a word they can't read, they automatically turn it into a CAPTCHA that gets exported to a website in need of one.
用更通用的错误信息来阻断这种攻击，可能需要输入一个验证码。
Fend them off with more generic error messages and possibly require to enter a CAPTCHA.
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