This documentation is archived and is not being maintained.

ECDiffieHellmanCng.SecretPrepend Property

Gets or sets a value that will be added to the beginning of the secret agreement when deriving key material.

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

member SecretPrepend : byte[] with get, set

Property Value

Type: System.Byte[]
The value that is appended to the beginning of the secret agreement during key derivation.

This value is used for key derivation if the KeyDerivationFunction property is set to one of the following values:

The value is prepended to the secret agreement, and the combined value is passed to the key derivation function (KDF) to generate the key material. By default, the value is a null reference (Nothing in Visual Basic).

.NET Framework

Supported in: 4, 3.5

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later)

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