Class PdfEncryptionKeySize
Specifies length of the encryption key for encryption.
Inheritance
System.Object
PdfEncryptionKeySize
Namespace: Syncfusion.Pdf.Security
Assembly: Syncfusion.Pdf.Portable.dll
Syntax
public sealed class PdfEncryptionKeySize : Enum
Examples
// Creates a new document
PdfDocument doc = new PdfDocument();
// Set the documents permission settings
doc.Security.KeySize = PdfEncryptionKeySize.Key128Bit;
doc.Security.OwnerPassword = "Syncfusion";
doc.Security.Permissions = PdfPermissionsFlags.EditAnnotations;
doc.Security.UserPassword = "123";
//Creates a new page and adds it as the last page of the document
PdfPage page = doc.Pages.Add();
PdfFont font = new PdfStandardFont(PdfFontFamily.Helvetica, 10);
page.Graphics.DrawString("Permission",font,PdfBrushes.Blue, new PointF(10,10));
doc.Save("Security.pdf");
doc.Close(true);
' Creates a new document
Dim doc As PdfDocument = New PdfDocument()
' Set the documents permission settings
doc.Security.KeySize = PdfEncryptionKeySize.Key128Bit
doc.Security.OwnerPassword = "Syncfusion"
doc.Security.Permissions = PdfPermissionsFlags.EditAnnotations
doc.Security.UserPassword = "123"
'Creates a new page and adds it as the last page of the document
Dim page As PdfPage = doc.Pages.Add()
Dim font As PdfFont = New PdfStandardFont(PdfFontFamily.Helvetica, 10)
page.Graphics.DrawString("Permission",font,PdfBrushes.Blue, New PointF(10,10))
doc.Save("Security.pdf")
doc.Close(True)
Fields
Key128Bit
The key is 128 bit long.
Declaration
public const PdfEncryptionKeySize Key128Bit
Field Value
Type |
---|
PdfEncryptionKeySize |
Key256Bit
The key is 256 bit long.
Declaration
public const PdfEncryptionKeySize Key256Bit
Field Value
Type |
---|
PdfEncryptionKeySize |
Key256BitRevision6
The key is 256 bit long with revision 6. AES algorithm for PDF 2.0 security feature.
Declaration
public const PdfEncryptionKeySize Key256BitRevision6
Field Value
Type |
---|
PdfEncryptionKeySize |
Key40Bit
The key is 40 bit long.
Declaration
public const PdfEncryptionKeySize Key40Bit
Field Value
Type |
---|
PdfEncryptionKeySize |