I'm happy with everything here except your last proposed addition, which
I do not believe is necessary or appropriate.

- James

A. Pagaltzis wrote:
> * James M Snell <[EMAIL PROTECTED]> [2007-06-18 18:55]:
>> Slightly better?
> 
> How about something along these lines:
> 
>     15.5. Digital Signatures and Encryption
> 
>     Atom Entry and Feed Documents can contain XML Digital
>     Signatures [REC-xmldsig-core] and can be encrypted using XML
>     Encryption [REC-xmlenc-core] as specified in Section 5 of
>     [RFC4287]. Handling of signatures and encrypted elements in
>     Atom documents is discussed in sections 5 and 6.3 of [RFC4287].
> 
>     Neither servers nor clients are under any obligation to
>     support XML Digital Signatures and XML Encryption, although a
>     server MAY require that Entry Documents received from a client
>     be digitally signed with a valid signature or be encrypted, or
>     both.
> 
>     Servers are free to modify the contents of an Entry Document
>     in any way, which can lead to inadvertent invalidation of
>     signatures. If the server can detect a thusly invalidated
>     signature, it is strongly encouraged that it be discarded
>     prior to publishing.
> 
>     In all cases, it is considered out of scope for this
>     specification how support and/or requirements for digital
>     signing and encryption are communicated between server and
>     client.
> 
> And a tentative addition I wanted to include above the last
> paragraph, but which I’m not yet quite sure about:
> 
>     Clients wishing to publish digitally signed and/or encrypted
>     content should consider that servers are especially likely to
>     modify particular aspects of an Entry Document, such as
>     "atom:id" and "atom:updated", but not necessarily others,
>     such "atom:title" or "atom:content". Signing and/or
>     encrypting selectively may therefore be a better strategy
>     than doing so for the Entry Document as a whole.
> 
> I’m rather unhappy with the wording and length of that, though.
> 
> Regards,

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