Reference Guide
GdPicture14 Namespace / PdfEncryption Enumeration





In This Topic
    PdfEncryption Enumeration
    In This Topic
    Specifies the encryption algorithm.
    Syntax
    'Declaration
     
    
    <ComVisibleAttribute(True)>
    Public Enum PdfEncryption 
       Inherits System.Enum
    [ComVisible(true)]
    public enum PdfEncryption : System.Enum 
    public enum PdfEncryption = class(System.Enum)
    ComVisibleAttribute()
    public enum PdfEncryption extends System.Enum
    [ComVisible(true)]
    __value public enum PdfEncryption : public System.Enum 
    [ComVisible(true)]
    public enum class PdfEncryption : public System.Enum 
    Members
    MemberValueDescription
    PdfEncryption128BitAES3128-bit AES algorithm. The AES (Advanced Encryption Standard) algorithm (beginning with PDF 1.6).
    PdfEncryption128BitRC42128-bit RC4 algorithm. RC4 is a copyrighted, proprietary algorithm of RSA Security, Inc.
    PdfEncryption256BitAES4256-bit AES algorithm. The AES (Advanced Encryption Standard) algorithm (beginning with PDF 1.6).
    PdfEncryption256BitAES25256-bit AES algorithm. The AES (Advanced Encryption Standard) algorithm with improved password handling (beginning with PDF 1.7 Adobe Extension Level 8 and PDF 2.0 (ISO 32000-2)).
    PdfEncryption40BitRC4140-bit RC4 algorithm. RC4 is a copyrighted, proprietary algorithm of RSA Security, Inc.
    PdfEncryptionNone0The PDF document is not encrypted.
    PdfEncryptionUnknown-1The encryption algorithm is unknown or invalid.
    Inheritance Hierarchy

    System.Object
       System.ValueType
          System.Enum
             GdPicture14.PdfEncryption

    See Also