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X509Certificate.CreateFromSignedFile Method

Creates an X.509v3 certificate from the specified signed file.

Namespace: System.Security.Cryptography.X509Certificates
Assembly: mscorlib (in mscorlib.dll)

public static X509Certificate CreateFromSignedFile (
	string filename
public static X509Certificate CreateFromSignedFile (
	String filename
public static function CreateFromSignedFile (
	filename : String
) : X509Certificate



The path of the signed file from which to create the X.509 certificate.

Return Value

The newly created X.509 certificate.

ASN.1 DER is the only certificate format supported by this class.

  • FileIOPermission  for the ability to read the file specified by the filename parameter. Associated enumeration: Read

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, 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, 1.1, 1.0