Understanding JWT: Basics of Authentication and Algorithms

This is a JWT token. It consists of a Header, a Payload, and a Signature. JWTs are considered the best modern way of authentication.

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They are stateless, meaning that you can authenticate users across many services, and they have multiple options for hashing.

Today we are going to discuss encryption algorithms and how a token works.

Quick Overview

Before we take a deeper dive, we first need to understand how our application authenticates the user with JWT.

First, when …

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