1.User provides their OpenID URL.
2.Relaying party discovers via XPDS and initiates association with OpenID provider.
3.OpenID provider generates key and association then returns key and association then returns key and association to relaying party.
4.Relaying partners forward key and association to the user.
5.User is redirected to OpenID provider with authentication request.
6.OpenID validates requests redirecting the user to relying party with a signed assertion.
7.User presents signed assertion to relying party.
8.Relaying party validates assertion and creates session.