Google SSO from a non-domain specific url

[Tom Scavo]

On Thu, Jan 29, 2015 at 1:07 PM, Andrew Cheung
<acheung at brookfieldres.com> wrote:
>
> The following is what DOES NOT work :
>
> User enters gmail.com as the url in the browser. He gets the google login
> page. After entering his full emailaddress (joesmith at dev.mysiteA.ca), he is
> directed to the intranet login page. So this means that he has to do a
> "double-sign-on" if he starts with the generic gmail.com in a browser.
>
> My question is : Is there a way to make SSO work in this scenario so that
> user only needs to enter his credentials once?

No, I don't think so. As an SP, Google does a poor job of IdP
discovery, and there is no workaround AFAIK. Please prove me wrong!

Tom