RE: [saml-dev] Logout from a single SP.

From
Thomas Wisniewski <>
Date
2005-11-08T03:19:55+00:00
ID
Thread
RE: [saml-dev] Logout from a single SP.
Title: RE: [saml-dev] Logout from a single SP.

Got it, I agree. Thanx.

Tom.

> -----Original Message-----

> From: Scott Cantor [mailto:] 

> Sent: Monday, November 07, 2005 9:21 PM

> To: 'Thomas Wisniewski'

> Cc: 

> Subject: RE: [saml-dev] Logout from a single SP.

> 

> 

> > The intent of the spec suggests that the SP, say SPa, can 

> > initiate a logout and that this would imply that the IDP 

> > would attempt to log out all sessions (at all SPs) that were 

> > tied to the IDP session used to create the sessoin at SPa.

> >  

> > I guess you are proposing one implementation where the IDP 

> > does not do this, which I believe is allowed by the spec, as 

> > long as you return some unsuccessful response.

> 

> I think the language is just vague in this thread. I think Conor meant

> "session" in the sense of a set of IdP/SP sessions that are 

> tied together at

> the IdP, meaning the user logged into all of them with a 

> single browser.

> 

> But if you're also logged into 3 other SPs via your phone, a 

> logout at an SP

> via the browser probably doesn't log you out of your phone.

> 

> That's the whole point of SessionIndex, so the IdP (or other session

> authority) can isolate sessions at an SP based on the client 

> as well as the

> NameID.

> 

> If you want to sever all of your sessions at once, Conor's 

> suggesting that's

> an IdP driven thing, not an SP thing.

> 

> -- Scott

>