Topics covered

ability to have  gateway reveal origin of social id

* attribute exists for idp chaining 

* uk may have info regarding athens then to SAML   (eduServe gateway) 

Possible Models

A.  One 'gateway' in the federation that would be used by all in the federation

q. how does the relying party know which insitution it was?  

B.  One 'gateway' as a service