What are the main differences between JWT and OAuth authentication?

TL;DR If you have very simple scenarios, like a single client application, a single API then it might not pay off to go OAuth 2.0, on the other hand, lots of different clients (browser-based, native mobile, server-side, etc) then sticking to OAuth 2.0 rules might make it more manageable than trying to roll your own … Read more

How is OAuth 2 different from OAuth 1?

Eran Hammer-Lahav has done an excellent job in explaining the majority of the differences in his article Introducing OAuth 2.0. To summarize, here are the key differences: More OAuth Flows to allow better support for non-browser based applications. This is a main criticism against OAuth from client applications that were not browser based. For example, … Read more

Why Does OAuth v2 Have Both Access and Refresh Tokens?

The link to discussion, provided by Catchdave, has another valid point (original, dead link) made by Dick Hardt, which I believe is worth to be mentioned here in addition to what’s been written above: My recollection of refresh tokens was for security and revocation. <…> revocation: if the access token is self contained, authorization can … Read more

What’s the difference between OpenID and OAuth?

OpenID is about authentication (ie. proving who you are), OAuth is about authorisation (ie. to grant access to functionality/data/etc.. without having to deal with the original authentication). OAuth could be used in external partner sites to allow access to protected data without them having to re-authenticate a user. The blog post “OpenID versus OAuth from … Read more

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