What You Need To Know About OAuth2 And Logging In With Facebook

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In case youre wondering what OAuth2 is, its the protocol that enables anyone to log in with their Facebook account. It powers the Log in with Facebook button in apps and on websites everywhere. This article shows you how Log in with Facebook works and explains the protocol behind it all. Youll learn why youd want to log in with Facebook, Google, Microsoft or one of the many other companies that support OAuth2. Well look at two examples: why Spotify uses Facebook to let you log into the Spotify mobile app, and why Quora uses Google and Facebook to let you log into its website.

Read Full Article at https://www.smashingmagazine.com/2017/05/oauth2-logging-in-facebook/

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