title: UWP file storage where user cannot access
body: <p>I am developing a library for UWP apps,
  I want to store some data.
  Is it possible to create, read and write to a file where user can't access.</p>
  
  <p><code>Windows.Storage.ApplicationData</code> folders can be accessible by user.</p>
  
  <p>I want to store information where user can not access .
  Thanks in advance.
  Noorul.</p>