Goolge login authentication in node js with passport. In this tutorial, you will learn how to implement a google login authentication system in node js using passport js.

As well as learn how to handle Session, passport, ejs in node express js. And this google login node.js passport tutorial will help you step by step to creating a google auth login system in node express js framework with passport js.

Before you get started google login node.js passport, you should have basic Knowledge of the followings:

• Basic knowledge of HTML/CSS
• A good understanding of JavaScript and Node.js
• Latest Node.js version installed on your system

First of all, you need to create a client ID and client secret using its  Google API Console. So, You need to follow below steps once you open Google API Console:

• From the project drop-down, select an existing project, or create a new one by selecting Create a new project
• In the sidebar under “APIs & Services”, select Credentials
• In the Credentials tab, select the Create credentials drop-down list, and choose OAuth client ID.
• Under Application type, select Web application.
• In Authorized redirect URI use http://localhost:3000/auth/google/callback
• Press the Create button and copy the generated client ID and client secret

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