Set up an API with JWT authentication Set up an API with JWT authentication. Click the Run in Postman button at the bottom of the README file to import the sample Postman collection into the Postman app. Save the JWT as a variable. Under the Quick Look icon, we can see that our JWT is saved as an environment variable. Click to see full answer. Subsequently, one may also ask, how do I add a token to my postman? Get the OAuth Access Token (Postman) In Postman, go to Authorization and select OAuth 2.0 as Type. Press button Get new Access Token. Enter any name for . In enter the Authorization Endpoint URL you have copied before. In enter the Token Endpoint URL you have copied before. Also Know, where do I put JWT tokens? A JWT needs to be stored in a safe place inside the user’s browser. If you store it inside localStorage, it’s accessible by any script inside your page (which is as bad as it sounds, as an XSS attack can let an external attacker get access to the token). Don’t store it in local storage (or session storage). Regarding this, how do I send a JWT? When working with JWT (JSON Web Token) on the client side, you need to send with every request the token to your server. The most common way is to send the token via the Authorization header with the Bearer authentication scheme.How is JWT token generated?JWT or JSON Web Token is a string which is sent in HTTP request (from client to server) to validate authenticity of the client. JWT is created with a secret key and that secret key is private to you. When you receive a JWT from the client, you can verify that JWT with this that secret key.