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X509Certificate.CreateFromSignedFile Method

.NET Framework 4

Other Versions

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

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

Syntax

C++

Copy

public static X509Certificate CreateFromSignedFile(
	string filename
)

Parameters

filename: Type: System.String
The path of the signed file from which to create the X.509 certificate.

Return Value

Type: System.Security.Cryptography.X509Certificates.X509Certificate
The newly created X.509 certificate.

Remarks

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

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

.NET Framework Security

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

Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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

Reference

X509Certificate Class

System.Security.Cryptography.X509Certificates Namespace

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