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AsymmetricSignatureDeformatter.VerifySignature Method (HashAlgorithm, Byte[])

Verifies the signature from the specified hash value.

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

public virtual bool VerifySignature(
	HashAlgorithm hash,
	byte[] rgbSignature


Type: System.Security.Cryptography.HashAlgorithm

The hash algorithm to use to verify the signature.

Type: System.Byte[]

The signature to be verified.

Return Value

Type: System.Boolean
true if the signature is valid for the hash; otherwise, false.


The hash parameter is null.

This method sets the hash algorithm to be used before verifying the signature of the input hash algorithm value.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC

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

.NET Framework

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

.NET Compact Framework

Supported in: 3.5, 2.0