How to implement JWT authentication in NestJS

The Open Web Application Security Project (OWASP) identifies identification and authentication failures in its top ten web application security risks. This tutorial will demonstrate the step-by-step process for implementing JWT user authentication in NestJS. NestJS is a server-side application framework for Node.js that allows you to create Setting up the MongoDB database. To set up and connect your database, install the Mongoose package, bcrypt, and the NestJS wrapper with the Nest JS wrapper.