Re: Secure receipts

[Ian Brown <I.Brown@xxxxxxxxxxxx>]

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> RFC 1894 describes a message-delivery-status MIME message format which
> is similar to what you are asking for.  If it were encapsulated in a
> PGPMIME signed message then you would have the authentication security
> that you want.  The RFC is more oriented towards the MTA rather than MUA
> level, so it would indicate that the message had arrived in the user's
> mailbox, but not whether he had read it.  However the 1894 syntax could
> be extended to cover that case as well.

Cool.

> You might want to take a look at the following drafts:
> 
>     An Extensible Message Format  for Message Disposition Notifications
>         draft-ietf-receipt-mdn-05.txt
> 
> and
> 
>     MIME-based Secure EDI
>         draft-ietf-ediint-as1-04.txt

Great. KISS is definitely the right principle for OpenPGP. If we can do
secure receipts without altering the format, all the better.

Ian >:)

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