This article is part3 of the spring boot in action series. Check out the previous parts Part1, Part2. The source code for all parts is available at this github repo. We continue the series by implementing our first feature. Social Login via twitter. The Social Login Flow Before we dive into how to implement social login in our application, we need to visualize how the flow works. The diagram below
![Spring Boot in Action Part 3 : Social Login](https://cdn-ak-scissors.b.st-hatena.com/image/square/7f23c09031af2941b9d0dcafcb80a5b3e8979d14/height=288;version=1;width=512/http%3A%2F%2Fblog.ashnab.com%2Fcontent%2Fimages%2F2014%2FJun%2Fsocial-flow.png)