DES Constructor

Initializes a new instance of the DES class.

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

protected DES()

You cannot create an instance of an abstract class. Application code will create a new instance of a derived class.

This method initializes the protected fields of the SymmetricAlgorithm class to the default values shown in the following table.

Field

Default Value

KeySizeValue

64

BlockSizeValue

64

FeedbackSizeValue

64

.NET Framework

Supported in: 4.5.2, 4.5.1, 4.5, 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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