This project demonstrates how to perform OAuth authentication using Java. It includes setting up a local HTTP server to capture OAuth callbacks and exchanging authorization codes for access tokens.

Before using this library, you will need to set up a project in the Mastercard Developers Portal. As part of this set up, you'll receive credentials for your app: A consumer key (displayed on the ...

Ever stared at a “Sign in with Google” button and wondered about the magic happening behind the scenes? Or perhaps you’re building a fantastic new application, and you need it to securely talk to ...