SP Logout, redirecting to the IDP

[Peter Schober]

* Steven Carmody <steven_carmody at brown.edu> [2015-01-14 16:27]:
> Is there any chance that the SP, when it does this redirect, could add 
> an attribute to the redirect url telling the IDP the entityID value of 
> the SP which is doing the redirect to the Logout endpoint ?

In the SAML case there is a SAML protocol message, from which it's
clear who the issuer is.
For the non-SAML case that would probably be as useful as checking the
HTTP Referer header, so you could do just that instead?
-peter