How OAuth Works
JANUARY 7, 2013
OAuth is protocol for delegating authentication. Before OAuth, if Alice wanted to grant Bob access to her resources, Alice would have to give Bob her credentials, usually a username and password. OAuth allows this to happen without Alice having to share her secret information. OAuth became necessary because of applications relying on another applications data to be useful. OAuth solves this problem. How OAuth 1.0 This request includes an oauth_callback.