public static void Run()
{
// The path to the documents directory.
string dataDir = RunExamples.GetDataDir_PresentationSaving();
// Create directory if it is not already present.
bool IsExists = System.IO.Directory.Exists(dataDir);
if (!IsExists)
System.IO.Directory.CreateDirectory(dataDir);
// Instantiate a Presentation object that represents a PPT file
Presentation pres = new Presentation();
//....do some work here.....
// Setting Password
pres.ProtectionManager.Encrypt("pass");
// Save your presentation to a file
pres.Save(dataDir + "SaveWithPassword_out.pptx", Aspose.Slides.Export.SaveFormat.Pptx);
}
}