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RSAPKCS1SignatureFormatter.CreateSignature Method (Byte[])

Creates the RSA PKCS #1 signature for the specified data.

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

public override byte[] CreateSignature(
	byte[] rgbHash


Type: System.Byte[]
The data to be signed.

Return Value

Type: System.Byte[]
The digital signature for rgbHash.


The key is null.


The hash algorithm is null.


The rgbHash parameter is null.

You must specify a key and a hash algorithm before calling this method.

.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

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.