The time information which is included in digital signature can replace time stamp , therefore , it leaves out the uniform time stamp server that other PKI systems have to use .
同时由于签名中所含有的时间段信息，使每个证书都自动包含时间戳，省掉时间戳服务器，节省开销。
If the response file has the same Last-Modified time stamp, the server returns code 304 to the browser to tell it that the response file is the same.
如果响应文件拥有相同的Last -Modified时间戳，则服务器将返回代码304到浏览器，告知浏览器响应文件相同。
If the content is stale, the browser sends a request to the server to compare the Last-Modified time stamp.
如果内容失效，浏览器将发送一个请求到服务器以比较Last - Modified时间戳。
The script can send the code to the server, have the server evaluate it, then return the results to a new buffer with an execution-time stamp.
这个脚本可以将代码发送到服务器，让服务器评估代码，然后将结果返回到一个带有执行时间戳的新缓冲区。
NULL is the time stamp from the server.
NULL是服务器的时间戳。
Include a field with the current UTC time-stamp in it and check it on the server. If it is too far in the past, or if it is in the future, the form is invalid.
包含一个存储当前UTC时间戳的字段，并在服务端检查它，如果它是太遥远的过去，或者是将来，那么这个form是无效的。
You'd have to send the plaintext and hashed text together for the server to check it but that seems a little better than the time stamp method.
你必须把明文和散列文本一起为服务器检查了，但似乎比时间戳的方法一点。
You'd have to send the plaintext and hashed text together for the server to check it but that seems a little better than the time stamp method.
你必须把明文和散列文本一起为服务器检查了，但似乎比时间戳的方法一点。
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