Using JSON Web Tokens (JWTs) for User Authorization
Explore how to set up JSON Web Tokens (JWT) in NestJS to maintain secure user authorization. Learn to configure JWT with environment variables, generate tokens on sign-in, and use them to authenticate user requests throughout your application.
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Currently, our application confirms successful authentication by returning a simple message. But how do we maintain a secure authentication state for the user across various interactions with our application?
JSON Web Tokens (JWT) offer a solution, providing a secure way to authenticate users in our virtual library.
Why JWT?
JSON Web Token offers us a robust method to improve our application authentication mechanism. It enables stateless authentication, where each client’s request includes a token that our server will validate. In our signIn method, we aim to generate and return a JWT to the user upon successful authentication. Including ...