'Declaration

Public Function New( _
   ByVal encryptionAlgorithm
The encryption algorithm.
 As EncryptionAlgorithm, _
   ByVal encryptionKeyLength
The encryption key length (in bits).
 As System.Int32, _
   ByVal userPassword
User password string.
 As System.String, _
   ByVal ownerPassword
Owner password string.
 As System.String, _
   ByVal userPermissions
The UserAccessPermissions that specifying which access permissions should be granted when the document is opened with user access.
 As UserAccessPermissions _
)

public EncryptionSystem(
   EncryptionAlgorithm encryptionAlgorithm, 
   System.Int32 encryptionKeyLength, 
   System.String userPassword, 
   System.String ownerPassword, 
   UserAccessPermissions userPermissions
)

public: EncryptionSystem(
   EncryptionAlgorithm encryptionAlgorithm, 
   System.Int32 encryptionKeyLength, 
   System.String userPassword, 
   System.String ownerPassword, 
   UserAccessPermissions userPermissions
)

public:
EncryptionSystem(
   EncryptionAlgorithm encryptionAlgorithm, 
   System.Int32 encryptionKeyLength, 
   System.String userPassword, 
   System.String ownerPassword, 
   UserAccessPermissions userPermissions
)

Parameters

encryptionAlgorithm

The encryption algorithm.

encryptionKeyLength

The encryption key length (in bits).

userPassword

User password string.

ownerPassword

Owner password string.

userPermissions

The UserAccessPermissions that specifying which access permissions should be granted when the document is opened with user access.

Target Platforms: .NET 10; .NET 9; .NET 8; .NET 7; .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5

Reference

EncryptionSystem Class
EncryptionSystem Members

PdfDocument Constructor(PdfFormat,EncryptionSystem)
Pack(PdfFormat,EncryptionSystem)
Overload List