public static void Run()
{
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_Conversion();
// Instantiate a Presentation object that represents a presentation file
using (Presentation presentation = new Presentation(dataDir + "DemoFile.pptx"))
{
// Instantiate the PdfOptions class
PdfOptions pdfOptions = new PdfOptions();
// Setting PDF password
pdfOptions.Password = "password";
// Save the presentation to password protected PDF
presentation.Save(dataDir + "PasswordProtectedPDF_out.pdf", SaveFormat.Pdf, pdfOptions);
}
}
}