The file's security handler provides a mechanism that not only implements encryption in PDF documents, but also stores all data related to this process. The PDF specification defines two security handlers: Standard Security handler and Public-Key Security handler. Other applications may provide security handlers of their own.
'Declaration<ComVisibleAttribute(True)> Public Enum PdfEncryptionMode Inherits System.Enum
[ComVisible(true)] public enum PdfEncryptionMode : System.Enum
public enum PdfEncryptionMode = class(System.Enum)
ComVisibleAttribute() public enum PdfEncryptionMode extends System.Enum
[ComVisible(true)] __value public enum PdfEncryptionMode : public System.Enum
[ComVisible(true)] public enum class PdfEncryptionMode : public System.Enum
| Member | Value | Description |
|---|---|---|
| None | 0 | The PDF document is not encrypted. |
| PublicKey | 2 | The PDF document is encrypted. The Public-Key Security Handler has been used for encryption. This handler allows you to specify unique permissions for different recipients. |
| Standard | 1 | The PDF document is encrypted. The Standard Security Handler has been used for encryption. This handler allows you to define access permissions and up to two passwords - an user password and an owner password. |
| UnKnown | -1 | The PDF document is encrypted using an unknown security handler. |
System.Object
System.ValueType
System.Enum
GdPicture14.PdfEncryptionMode