Docotic.Pdf Library Help > BitMiracle.Docotic.Pdf > PdfEncryptionAlgorithm Enumeration
Specifies encryption algorithm of a PdfDocument.

Namespace:  BitMiracle.Docotic.Pdf
Assembly:  BitMiracle.Docotic.Pdf (in BitMiracle.Docotic.Pdf.dll)

Syntax

C#
public enum PdfEncryptionAlgorithm
VB
Public Enumeration PdfEncryptionAlgorithm

Members

  Member nameValueDescription
None0 Document is not encrypted.
Standard40Bit1 Document is encrypted using RC4 algorithm with encryption key length of 40 bits.
Standard128Bit2 (PDF 1.4) Document is encrypted using RC4 algorithm with encryption key length of 128 bits.
Aes128Bit3 (PDF 1.6) Document is encrypted using AES algorithm with encryption key length of 128 bits.
Aes256Bit4 (BaseVersion 1.7, Adobe ExtensionLevel 3) Document is encrypted using AES algorithm with encryption key length of 256 bits.

See Also