JWT vs OAuth: Token Formats vs Authorization Protocols
JWT is a token format; OAuth is an authorization protocol. This guide clears up the common confusion between the two.
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Tags: security, jwt, oauth
JWT vs OAuth 2.0: They're Not the Same Thing "We use JWT for authentication" and "we use OAuth for authentication" are both common things to say, and both are technically imprecise in ways that lead to real implementation mistakes. JWT and OAuth aren't alternatives to each other — they operate at different layers, and understanding the distinction clarifies what each is actually responsible for. What OAuth 2.0 Is OAuth 2.0 is an authorization framework — a specification for how an application can obtain permission to access resources on behalf of a user without the user sharing their credentials with the application. The classic scenario: you click "Sign in with Google" on a third-party app. You're redirected to Google, you approve the app's permission request, and Google redirects you…
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