NealWalters
NealWalters

Reputation: 18227

Are MIME headers encrypted in an AS2 message?

I read in the IETF AS2 spec here: https://www.ietf.org/rfc/rfc4130.txt That "EDI envelope headers are encrypted."

But I'm trying to determine if the MIME headers are encrypted. If I turn on WireShark, will I be able to read the MIME headers?

Reason is that in BizTalk 2016 we seem to be missing one of the headers, so I need to see in raw format if the trading partner sent it or not. The field I'm looking for is X-Cyclone-True-Receiver sent by an Axway software program.

(Related question: https://social.msdn.microsoft.com/Forums/en-US/543147b1-d38d-4a74-89b5-085d52e353bf/as2-promoted-field-xcyclonetruereceiver?forum=biztalkediandas2)

Upvotes: 0

Views: 303

Answers (1)

Dijkgraaf
Dijkgraaf

Reputation: 11527

Reading this Structure of an AS2 Message documentation. I would say, yes, the MIME headers are encrypted if you set the encryption option.

e.g.

Encrypted, No compression, No signature = HTTP, AS2, MIME Header CMS-PKCS7 MIME Encryption EDI/XML Payload (encrypted)

The HTTP and AS2 headers are not encrypted unless you go via HTTPS protocol

Upvotes: 0

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