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DESCryptoServiceProvider.CreateDecryptor Method (Byte[], Byte[])

Creates a symmetric Data Encryption Standard (DES) decryptor object with the specified key (Key) and initialization vector (IV).

Namespace:  System.Security.Cryptography
Assembly:  mscorlib (in mscorlib.dll)
public override ICryptoTransform CreateDecryptor(
	byte[] rgbKey,
	byte[] rgbIV
)

Parameters

rgbKey
Type: System.Byte[]
The secret key to use for the symmetric algorithm.
rgbIV
Type: System.Byte[]
The initialization vector to use for the symmetric algorithm.

Return Value

Type: System.Security.Cryptography.ICryptoTransform
A symmetric DES decryptor object.
ExceptionCondition
CryptographicException

The value of the Mode property is OFB.

-or-

The value of the Mode property is CFB and the value of the FeedbackSize property is not 8.

-or-

An invalid key size was used.

-or-

The algorithm key size was not available.

This method decrypts an encrypted message that was created using the CreateEncryptor overload with the same parameters.

.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.
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