Programming the Windows Runtime by Example: A Comprehensive Guide to WinRT with Examples in C# and XAML

8. Security

Security is an important component of Windows Store apps, and the Windows Runtime contains a full suite of APIs to implement security. Many scenarios involve security. When a user provides sensitive information to your app, you must ensure that the data is protected so that only individuals who have explicit approval can access the information. In some cases, you must take additional steps to ensure that the data has not been tampered with or manipulated. If a user claims to have access, you must be able to investigate the claim and verify that the user is indeed who he or she claims to be. All these concepts fall under the general umbrella of security.

Security involves multiple steps, the first of which is usually authentication ...