IsPdfFileEncrypted Method

Verifies if the PDF file is encrypted.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
Public Shared Function IsPdfFileEncrypted( _
   ByVal stream As Stream _
) As Boolean

'Usage
 
Dim stream As Stream
Dim value As Boolean
 
value = PdfFile.IsPdfFileEncrypted(stream)

public static bool IsPdfFileEncrypted( 
   Stream stream
)

public:
static bool IsPdfFileEncrypted( 
   Stream^ stream
)

Parameters

stream: Stream that contains the PDF file.

Return Value

True if the PDF file is encrypted, false otherwise.

Requirements

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

Target Platforms:Windows 10, Windows 8.1, Windows 8 , Windows 7, Windows Vista SP1 or later, Windows Server 2008, Windows Server 2008 R2

Reference

PdfFile Class
PdfFile Members