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Gatsby Authentication & Authorization Mastery Hub Practice T

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Q1Domain Verified
When configuring Auth0 for a Gatsby application using the provided course materials, what is the primary benefit of leveraging Auth0 Actions for custom authentication flows, as opposed to relying solely on Auth0's default Universal Login?
Actions require a separate hosting environment and cannot be directly integrated with Auth0's core authentication services.
Actions are exclusively designed for managing authorization rules and cannot be used to customize the authentication experience itself.
Actions enable serverless execution of custom JavaScript logic at various stages of the authentication pipeline, such as pre-registration or post-login, without modifying Gatsby's build process.
Actions allow for direct manipulation of user profile data within the Gatsby client-side application, improving performance.
Q2Domain Verified
In the context of implementing Gatsby's `gatsby-plugin-image` with Auth0 for secure content delivery, what is the most robust approach to ensure that only authenticated users can access specific image assets, considering both security and Gatsby's rendering model?
Storing image files as base64 encoded strings within the Gatsby build and decoding them on the client-side after authentication.
Using Gatsby's server-side rendering (SSR) or `createPages` API to fetch image data (e.g., URLs from a secure CMS or CDN) only when a user is authenticated, and passing these URLs as props to the image components.
Embedding images directly within publicly accessible `static` folders and relying on client-side JavaScript checks to hide them for unauthenticated users.
Implementing a custom API endpoint within the Gatsby backend that serves images after verifying the user's Auth0 JWT.
Q3Domain Verified
When migrating an existing Gatsby application to use Auth0 for authentication, and the application relies on server-side rendering (SSR) for certain dynamic content, how should the Auth0 context be made available to the SSR functions to protect these routes and content?
The Auth0 client-side SDK must be bundled and executed on the server during SSR to access authentication state.
The Auth0 `getSession` function (or similar mechanism provided by the Gatsby SSR context) must be used within the SSR functions to retrieve the user's session information from cookies or tokens stored on the server.
The Auth0 `useAuth0` hook can be directly called within the SSR functions, as it's designed to work in both client and server environments.
Auth0 context is only available on the client-side; SSR functions must independently re-authenticate the user using their credentials.

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