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Re: Question about multiple signers

From: Donald Eastlake 3rd <dee3@torque.pothole.com>
Date: Tue, 9 Apr 2002 21:00:17 -0400 (EDT)
To: "Dournaee, Blake" <bdournaee@rsasecurity.com>
Cc: "'reagle@w3.org'" <reagle@w3.org>, <xml-encryption@w3.org>, "Hammond, Ben" <bhammond@rsasecurity.com>
Message-ID: <Pine.LNX.4.44.0204092056550.27233-100000@netbusters.com>
Sure, I believe there can be multiple of EncryptedKey and/or
AgreementMethod. They just have to all result in the same key.

Donald

On Tue, 9 Apr 2002, Dournaee, Blake wrote:

> Date: Tue, 9 Apr 2002 16:35:53 -0700
> From: "Dournaee, Blake" <bdournaee@rsasecurity.com>
> To: "'reagle@w3.org'" <reagle@w3.org>
> Cc: xml-encryption@w3.org, "Hammond, Ben" <bhammond@rsasecurity.com>
> Subject: Question about multiple signers
> Resent-Date: Tue, 9 Apr 2002 19:29:15 -0400 (EDT)
> Resent-From: xml-encryption@w3.org
>
> Hello All,
>
> XML Encryption builds on <ds:KeyInfo> with the addition of <EncryptedKey>
> and <AgreementMethod>.
>
> It is not completely clear from the schema definition or the Candidate
> Recommendation if more than one <EncryptedKey> element may
> exist inside a <ds:KeyInfo> as used in an <EncryptedData> element. That is,
> suppose I am encrypting a piece of data for multiple signers as follows:
>
> <EncryptedData>
>   <KeyInfo>
>     <EncryptedKey Recipient="Sue" >
>       ...
>     </EncryptedKey>
>
>     <EncryptedKey Recipient="Bob" >
>       ...
>     </EncryptedKey>
>
>   </KeyInfo>
>   <CipherData>
> 	bla bla
>   </CipherData>
> </EncryptedData>
>
>
> Thanks,
>
> Blake Dournaee
> Toolkit Applications Engineer
> RSA Security
>
> "The only thing I know is that I know nothing" - Socrates
>
>
>
>
>
Received on Tuesday, 9 April 2002 21:00:19 UTC

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