与前面的示例保持一致的同时，我们将显示访问的提交者和资源，但是只有在请求的状态码为200(并且提交者可用)时才如此。
In keeping with the prior examples, we will display the referrer and resource of a hit, but only when the request has a status code of 200 (and referrer is available).
认证时，该程序给各参与者显示出一连串由五位数字组成的手写个人身份识别码，每个识别码都是从手写数字中随机抽取生成的。
At authentication, the program showed the participant a series of five-number handwritten PINs, each one randomly generated from the handwritten numerals.
该套程序一共会向用户显示四组身份识别码，虽然完成全部认证需时约二十八秒，但与只显示一组识别码比起来，四组的安全度更高。
The program shows the user four sets of PINs, which takes about 28 seconds to complete, but ensures a higher level of security than just showing one set.
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