Security has become even more important these days. Many sites have started using 2-Factor authentication. Now you can make your own 2-Factor Authentication service to add to your own applications.
Learn how to build a simple token-based 2-Factor authentication web service using Python's Pyramid Web framework and Google Charts Api.
This presentation will explain briefly how TOTP 2-Factor authentication works with a token that changes over time. It will also walk through building a simple web service that creates, stores, and verifies the token, thus creating a additional level of authentication that you can add to your own system.