title: how to use JWT for angular js based application and backend is Codeigniter?
body: <p>I have developed an application in which client side is AngularJS and server side is Code Igniter based API.</p>
  
  <p>I want to implement JSON Web Token (JWT) in my application for security. I have tried to learn that but can't understood in proper manner.</p>
  
  <p>I need help in How to use it &amp; what are the fundamentals for that ?</p>