Accepting Authentication Tokens

The video tutorial explains how to set up authentication middleware in an Express application. It covers creating middleware functions, applying them to specific routes, and using bearer tokens for authentication. The process of validating JSON Web Tokens (JWTs) and ensuring user authentication is detailed. The tutorial also addresses securing user data by restricting access to authenticated users and demonstrates how to fetch user profiles securely.

What changes were made to the user route to ensure it only returns the authenticated user's profile?

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Explain the role of the 'next' function in the middleware.

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What is the significance of the 'authorization' header in the request?

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How does the middleware ensure that the user is still authenticated when making requests?

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