RESTful Web API Design with Node.js (Video 7)

The video tutorial covers the implementation of RESTful APIs and the use of Twitter's API for login flows. It explains OAuth 1.0a, detailing the authentication process and the roles of the client, server, and resource owner. A real-world example using Twitter demonstrates the OAuth flow, highlighting the steps to obtain access tokens and access user data securely.

In what way can Instagram utilize OAuth for sharing data?

How does the client authenticate with the server?

What happens after the client receives the access token?