Fwd: First draft of key encapsulation proposal for XMLEnc

[ moving to public list with permission ]

see also comment at

http://lists.w3.org/Archives/Public/public-xmlsec/2009Jun/0064.html

Begin forwarded message:

> From: ext Magnus Nyström <magnus@rsa.com>
> Date: June 11, 2009 7:40:22 AM EDT
> To: "member-xmlsec@w3.org" <member-xmlsec@w3.org>
> Subject: First draft of key encapsulation proposal for XMLEnc
>
> [Wanted to take this on the member list first.]
>
> Attached is my initial take on how key encapsulation could be  
> integrated
> into XMLEnc 11. See Sections 5.4 and 5.5. Note that Derived keys  
> schema
> comes into play here as well (in addition to the separate discussion  
> on
> ECDH); further suggesting (to me) that it could make sense to merge  
> the
> two.
>
> Comments - both technical and editorial - are welcome, of course.  
> What is
> missing still is an example for RSAES-KEM.
>
> (I am also suggesting we have a new algorithm section in 5.1: Key
> Derivation Algorithms and list SP80056ConcatA as [MANDATORY if ECDH is
> mandatory, OPTIONAL if it is not).
>
> -- Magnus