Hi,
We are trying to protect PDF/A-1b file using Aspose.Pdf.Facades.PdfFileSecurity:
var privilege = Aspose.Pdf.Facades.DocumentPrivilege.ScreenReaders;
var fileSecurity = new Aspose.Pdf.Facades.PdfFileSecurity();
fi…...example the PDF/A-1 standard (ISO 19005-1:2005), paragraph 6.1...