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Implicit Code Flow for Authentication

Explore the implicit code flow in OpenID Connect used primarily by single-page JavaScript apps without backends. Understand how different response_type values control the issuance of access and ID tokens solely via the authorization endpoint. This lesson helps you grasp key flow types and token scopes crucial for implementing secure client-side authentication.

This flow is also similar to the Implicit grant type discussed in the OAuth chapter. This flow is used for single-page JavaScript apps or those apps which do not have a backend.

In Implicit flow, the response_type field can either take token or id_token or token_id_token as value. This leads to some interesting cases depending upon what is provided in the scope field.

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