OpenID has Attribute Exchange, Facebook has Facebook Connect, and authorization services such as Oauth enable access to user data distributed across a range of content providers. What are the ...
Gwaker has an anonymous commenting system called Burner. It is offered as an alternative to Facebook, Twitter and Google. What's the difference between Burner and creating a throwaway Google , ...
It's clear there there is no consistent set of features among any of the popular authentication providers. Below is an attempt to aggregate the similarities and differences I've noticed, but I ...