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SignedCms Class

Note: This class is new in the .NET Framework version 2.0.

The SignedCms class enables signing and verifying of CMS/PKCS #7 messages.

Namespace: System.Security.Cryptography.Pkcs
Assembly: System.Security (in system.security.dll)

'Declaration
Public NotInheritable Class SignedCms
'Usage
Dim instance As SignedCms

public final class SignedCms
public final class SignedCms

The Cryptographic Message Syntax RFC specifies the following MIME types and file name extensions for CMS/PKCS #7 messages with these content types.

Content type

MIME type

Extension

envelopedData

application/pkcs7-mime

.p7m

signedData

application/pkcs7-signature

.p7s.p7c

System.Object
  System.Security.Cryptography.Pkcs.SignedCms

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 98, Windows 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.

.NET Framework

Supported in: 2.0

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