title: Programatically enter password on encrypted pdf file using PDFsharp C#
body: <p>I need to open a secured password protected PDF files programatically in  ASP.NET using C#</p>
  
  <p>I don't want to enter the password manually when it opens.
  When the file is downloaded to the local drive it must ask the password to download or print the file.</p>
  
  <p>I am using <strong>PDFsharp</strong></p>