cjyang1128
V2EX  ›  问与答

拖动滑块的验证码的原理是什么

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  •   cjyang1128 · Nov 10, 2015 · 8400 views
    This topic created in 4011 days ago, the information mentioned may be changed or developed.

    比如淘宝注册的时候,会让你拖动一下滑块,这是通过什么原理来判断你是不是一个机器人呢?

    3 replies  •  2015-11-10 09:50:31 +08:00
    sunjourney
    sunjourney
    Nov 10, 2015
    1
    可能只是因为暂时还没有匹配的库和去做这件事的 robots
    Mysdes
    Mysdes
    Nov 10, 2015
    3
    NoCAPTCHA reCAPTCHA 感觉更厉害吧
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