How to handle multiple openIDs for the same user
- by Sinan
For my site I am using a login system much like the one on SO. A user can login with his Facebook, Google (Gmail openID), Twitter account.
This question is not about specific oAuth or openID implementations.
The question is how to know if the same user logins with different providers.
Let me give an example:
Bobo comes to site logins to site…