'Declaration
 
Public Overloads Shared Sub EncryptFile( _
   ByVal inputFileName As String, _
   ByVal inputPassword As String, _
   ByVal outputFileName As String, _
   ByVal securityHandler As PdfSecurityHandler, _
   Optional ByVal enableObjectCompression As Boolean _
) 

'Usage
 
Dim inputFileName As String
Dim inputPassword As String
Dim outputFileName As String
Dim securityHandler As PdfSecurityHandler
Dim enableObjectCompression As Boolean
 
PdfEncryptor.EncryptFile(inputFileName, inputPassword, outputFileName, securityHandler, enableObjectCompression)

public static void EncryptFile( 
   string inputFileName,
   string inputPassword,
   string outputFileName,
   PdfSecurityHandler securityHandler,
   bool enableObjectCompression
)

public:
static void EncryptFile( 
   String^ inputFileName,
   String^ inputPassword,
   String^ outputFileName,
   PdfSecurityHandler^ securityHandler,
   bool enableObjectCompression
) 

Parameters

inputFileName

Path to the input PDF file.

inputPassword

Password for the input file if it is encrypted, othewise null.

outputFileName

Path to the encrypted PDF file.

securityHandler

The security handler used for encryption.

enableObjectCompression

If true then the internal structure of the output PDF file is compressed.

Supported .NET Platforms: .NET 4.0 and higher, Windows Forms, ASP.NET, Windows Presentation Foundation 4.x, Silverlight 5, WinRT, Universal Windows Platform, Xamarin Mac, iOS & Android, Portable Class Library, .NET Core, .NET Standard

Reference

PdfEncryptor Class
PdfEncryptor Members
Overload List