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Trailer (As Opposite to HTTP Header)
The Trailer response header allows the sender to include additional fields at the end of chunked messages in order to supply metadata that might be dynamically generated while the message body is sent, such as a message integrity check, digital signature, or post-processing status.
The Trailer response header allows the sender to include additional fields at the end of chunked messages in order to supply metadata that might be dynamically generated while the message body is sent, such as a message integrity check, digital signature, or post-processing status. HTTP header fields which will be present in the trailer part of chunked messages. message framing headers (e.g., Transfer-Encoding and Content-Length), routing headers (e.g., Host), request modifiers (e.g., controls and conditionals, like Cache-Control, Max-Forwards, or TE), authentication headers (e.g., Authorization or Set-Cookie), or Content-Encoding, Content-Type, Content-Range, and Trailer itself.
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