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On 11 dec. 2011, at 18:43, "DIEGO LOPEZ GARCIA" <[email protected]> wrote:

> 
> On 11 Dec 2011, at 12:09 , Leif Johansson wrote:
>> 9 dec 2011 kl. 21:50 skrev Nico Williams <[email protected]>:
>>> However, what could be done is that an attribute with a URI could also
>>> have a digest of the thing to be fetched via HTTP, and maybe a digest
>>> of the server cert or an intermediate CA for it (or perhaps a key that
>>> the actual attribute payload will be encrypted in, that way we can use
>>> plain HTTP).  But this starts sounding hairy.
>>> 
>> 
>> Drop the cert bits and you're essentially describing the way openid connect 
>> uses a resource token (oauth) to de-reference attributes.
> 
> But in OpenID Connect the token is used to get access to the attributes, not 
> for establishing trust beetwen the RP (the client in OpenID parlance) and the 
> attribute source. As Alan stated, going this way you cannot get rid of the 
> need for two parallel trust infrastructures, and I think that is the 
> essential argument for transfrerring the SAML data inside RADIUS.

Yeah, I guess that makes sense, thanks for indulging....

Klaas

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> Dr Diego R. Lopez
> Telefonica I+D
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