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MACTripleDES Constructor (Byte[])

Initializes a new instance of the MACTripleDES class with the specified key data.

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

public MACTripleDES(
	byte[] rgbKey


Type: System.Byte[]
The secret key for MACTripleDES encryption.


The rgbKey parameter is null.

This constructor uses the default implementation of TripleDES. The rgbKey parameter must be 16 or 24 bytes in length.

For an example of how to use this constructor, see the MACTripleDES class.

.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.