Class PdfEncryptionOptions

Specifies the encryption option.

Inheritance

System.Object

PdfEncryptionOptions

Namespace: Syncfusion.Pdf.Security

Assembly: Syncfusion.Pdf.Base.dll

Syntax

public sealed class PdfEncryptionOptions : Enum

Examples

PdfDocument document = new PdfDocument();
PdfPage page = document.Pages.Add();
PdfGraphics graphics = page.Graphics;
PdfStandardFont font = new PdfStandardFont(PdfFontFamily.TimesRoman, 20f, PdfFontStyle.Bold);
PdfBrush brush = PdfBrushes.Black;
PdfSecurity security = document.Security;
security.KeySize = PdfEncryptionKeySize.Key128Bit;
security.Algorithm = PdfEncryptionAlgorithm.AES;
security.EncryptionOptions = PdfEncryptionOptions.EncryptAllContents
security.UserPassword = "password";
graphics.DrawString("Encrypted with AES 128bit", font, brush, new PointF(0, 40));
PdfAttachment attachment = new PdfAttachment(@"D:\Hello world.docx");
attachment.ModificationDate = DateTime.Now;
attachment.Description = "Hello world.docx";
attachment.MimeType = "application/txt";
document.Attachments.Add(attachment);
document.Save(@"D:\NormalAttach.pdf");
document.Close(true);

Fields

EncryptAllContents

To encrypt all the document contents.

Declaration

public const PdfEncryptionOptions EncryptAllContents

Field Value

Type
PdfEncryptionOptions

EncryptAllContentsExceptMetadata

To encrypt all the document contents except metadata.

Declaration

public const PdfEncryptionOptions EncryptAllContentsExceptMetadata

Field Value

Type
PdfEncryptionOptions

EncryptOnlyAttachments

To encrypt atttachment files only.

Declaration

public const PdfEncryptionOptions EncryptOnlyAttachments

Field Value

Type
PdfEncryptionOptions