Passport

It is authentication middleware for Node. js. Extremely flexible and modular, Passport can be unobtrusively dropped in to any Express-based web application. A comprehensive set of strategies supports authentication using a username and password, Facebook, Twitter, and more.

Follow these simple steps to learn how to create a login form using Node.js and MongoDB. Node JS login form allows users to log in to the website after they have created their account using the signup form.

We will be using the following technologies:

Express:

It is a small framework that sits on top of Node.js’s web server functionality to simplify its APIs and add helpful new features. It makes it easier to organize your application’s functionality with middleware and routing; it adds helpful utilities to Node.js’s HTTP objects; it facilitates the rendering of dynamic HTTP objects.

MongoDB:

the most popular NoSQL database is an open-source document-oriented database. The term ‘NoSQL’ means ‘non-relational’. It means that MongoDB isn’t based on the table-like relational database structure but provides an altogether different mechanism for the storage and retrieval of data. This format of storage is called BSON ( similar to JSON format).