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Technical support > Neevia Document Converter Pro code samples
Example 12: Encrypt an existing PDF file (40 bits) from PHP  Print Example 

<?php

  $DC = New COM("Neevia.docConverter");
  $DC->setParameter("PDFEncryption", "true");
  $DC->setParameter("PDFEncryptionType", "40");

  $DC->setParameter("PDFOwnerPassword", "owner");
  $DC->setParameter("PDFUserPassword", "open");

  $DC->setParameter("PDFNoCopyPermission", "true");
  $DC->setParameter("PDFNoPrintPermission", "true");
  $DC->setParameter("PDFNoChangePermission", "true");
  $DC->setParameter("PDFNoAddPermission", "true");

  $RVal = $DC->encryptPDF("c:\\in.pdf", "c:\\out.pdf");

  if ($RVal != 0) {
    echo "There was an error encrypting the document!!!";
  }else{
    echo "Done encrypting !!!";
  }

?>



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