PHP Web Application Authentication Using Google OAuth 2.0

This tutorial help to understand Google OAuth implementation with PHP. I will explains how PHP web applications use the Google API Client Library, and implementation of OAuth 2.0 authorization to access Google APIs. Google OAuth 2.0 allows user to share specific data with keeping their user names, passwords, and other information private.We will use Google OAuth Version 2.0 API.

follow the link:

https://www.phpflow.com/php/php-web-application-authentication-using-google-oauth-2-0/