Have all signatureinformation be stored within HTTP request or response headers.
所有的签名信息都存储在HTTP请求或响应头中。
2
Notice that unlike in the encryption example, the original entry information is still present; the signature has just been added to it.
注意，与加密的例子有所不同，原始的条目信息仍然会显示出来；签名只是被添加到其中。
3
The signature consists of information on how the information was processed so someone trying to verify the signature can duplicate the steps exactly in order to get the same result.