title: How to allow api access to android or ios app only(laravel)?
body: <p>I am implementing an api in laravel.</p>
  
  <p>what I want is my api should not be accessible from anywhere except from android/ios app.I googled and came to know that I can make use of API KEY.</p>
  
  <p>But I am not sure is it correct way or not.</p>
  
  <p>Currently using OAuth2 for user authentication.</p>
  
  <p>Please help.</p>