Asp.net identity Google account id migration from openId to oauth
问题 I have an existing asp.net mvc5 application using DotNetOpenAuth for Google OpenId authentication. I am migrating to Asp.Net Identity, and using Google+ Auth with OAuth2.0. But I have seen thant I can't map existing OpenId account Id to OAuth2.0 Id : - Old id is : https://www.google.com/accounts/o8/id?id=blablabla - New Id is : a long number Since I would like to use new id, I am searching for help on migrating identities. I have not found yet a simple sample to achieve this. I am using a new