What are the methods of managing authorization flow with tokens in React.js?

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1. OAuth 2.0: OAuth 2.0 is a popular protocol used for authorization. React.js can use OAuth 2.0 to obtain access tokens that permit access to protected resources. The OAuth 2.0 authentication method for React.js apps involves obtaining a client ID and a client secret from the OAuth service, preparing an HTTP request with these credentials, and sending it to the authorization server to get an access token.

2. JWT: JSON Web Tokens or JWT is another popular token-based authorization method for React.js. It provides a secure way of transmitting user data between two parties. JWT creates a digitally signed token that contains the user's credentials and permissions. React.js can verify the JWT using the signature to ensure that it has not been tampered with.

3. Cookies: React.js can use cookies to store a token that is validated by the server. Cookies are HTTP headers that are sent with each server request/response cycle. Cookies can store encrypted or hashed data to maintain session states.

4. Local Storage: Local storage is another way to store authorization tokens on the client-side. React.js can store an access token or a refresh token on the browser's local storage. Local storage also enables the user to log in without re-entering login credentials or tokens.

5. Session Storage: React.js can store authorization tokens in session storage too, which is like local storage, but with a shorter lifespan. Session storage is automatically cleared once the user logs out or the session times out.

These methods of managing authorization flow with tokens in React.js provide a secure way to handle user authentication and authorization in web applications.