app-service-mobile-related-content-get-started-users.md

• App Service Authentication / Authorization overview
• Add authentication to a Web App
• Add authentication to your Mobile App: iOS, Android, Windows Universal, Xamarin.Android, Xamarin.iOS, Xamarin.Forms, Cordova
  Learn how to add App Service authenication to your mobile app.
• Authentication in API Apps: user principal, service principal
  Learn how to secure your API app using App Service authentication.