OpenID.ee is an OpenID provider that uses Estonian eID smart cards and Mobile-ID SIM cards for user identification and authentication. It gives users control over their private data and allows to remain partially anonymous on the net. You can learn more about the service from the Web2Expo 2007 slides (starting with slide #41).
OpenID.ee has all the features you would expect from an advanced, secure OpenID provider:
Integrators wishing to build upon OpenID.ee should check for the following URL types:
OpenID.ee service is uniq in its own kind as applications using it can rely on the following facts: