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

'Usage
 
Dim input As Stream
Dim inputPassword As String
Dim output As Stream
Dim securityHandler As PdfSecurityHandler
Dim enableObjectCompression As Boolean
 
PdfEncryptor.EncryptFile(input, inputPassword, output, securityHandler, enableObjectCompression)

public static void EncryptFile( 
   Stream input,
   string inputPassword,
   Stream output,
   PdfSecurityHandler securityHandler,
   bool enableObjectCompression
)

public:
static void EncryptFile( 
   Stream^ input,
   String^ inputPassword,
   Stream^ output,
   PdfSecurityHandler^ securityHandler,
   bool enableObjectCompression
) 

Parameters

input

Stream containing the input PDF file.

inputPassword

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

output

Stream for storing 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