Implementing google 2-FA authenticator in Spring Boot
Welcome geeks to my brand new blog. Today we are going to perform a basic POC, in which we will set up a basic google 2FA authentication in spring boot. Before actually jumping into implementation let's try to understand what is 2FA and why we need this. So Basically 2FA stands for Two Factor Authentication. It's a randomly generated time-based password for accessing web apps. ''2FA, or two-factor authentication, is an identity verification method that requires a user to provide a second authentication factor in addition to a password or two authentication factors instead of a password in order to access a website, application or network.'' See the below diagram for a better understanding of how it works behind the scene. There are multiple vendors in the market who provides such services as Google, and Microsoft. To be precise we are using google base 2-FA implementation today. To lever