ECDsaCng.SignHash(Byte[]) Method

Reference

Definition

Namespace:: System.Security.Cryptography

Assembly:: System.Security.Cryptography.Cng.dll

Assembly:: System.Security.Cryptography.dll

Assembly:: System.Core.dll

Package:: System.Security.Cryptography.Cng v5.0.0

Source:: Cng.NotSupported.cs

Source:: Cng.NotSupported.cs

Source:: Cng.NotSupported.cs

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Generates a signature for the specified hash value.

public:
 override cli::array <System::Byte> ^ SignHash(cli::array <System::Byte> ^ hash);

public override byte[] SignHash (byte[] hash);

[System.Security.SecurityCritical]
public override byte[] SignHash (byte[] hash);

override this.SignHash : byte[] -> byte[]

[<System.Security.SecurityCritical>]
override this.SignHash : byte[] -> byte[]

Public Overrides Function SignHash (hash As Byte()) As Byte()

Parameters

hash: Byte[]

The hash value of the data to be signed.

Returns

Byte[]

A digital signature for the specified hash value.

Attributes: SecurityCriticalAttribute

Exceptions

ArgumentNullException

hash is null.

CryptographicException

The key information that is associated with the instance does not have a private key.

Remarks

The KeyContainerPermissionFlags.Sign flag is required if the Cryptography Next Generation (CNG) key is not randomly generated by the ECDsaCng object.

Applies to

แชร์ผ่าน