QuestionQ461

Using APIs

What is the purpose of the OAuth 2.0 three-legged authorization code grant flow?

  • A Obtain a refresh token for extending the validity of the access token.
  • B Secure authorization between a user, a client application, and a resource server.
  • C Encrypt API communication between the client and server by using HTTPS.
  • D Allow the usage of multifactor authentication during token acquisition.
Explanation

The OAuth 2.0 authorization code grant enables a user to delegate a client application's access to protected resources. After the user authorizes the client, the client exchanges an authorization code for an access token used with the resource server.

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