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InMemorySymmetricSecurityKey.DecryptKey Method

Decrypts the specified encrypted key.

Namespace:  System.IdentityModel.Tokens
Assembly:  System.IdentityModel (in System.IdentityModel.dll)

public override byte[] DecryptKey(
	string algorithm,
	byte[] keyData
)

Parameters

algorithm
Type: System.String
The cryptographic algorithm that was used to encrypt the key.
keyData
Type: System.Byte[]
An array of Byte that contains the encrypted key.

Return Value

Type: System.Byte[]
An array of Byte that contains the decrypted key.

ExceptionCondition
InvalidOperationException

algorithm is not supported. The supported algorithms are TripleDesKeyWrap, Aes128KeyWrap, Aes192KeyWrap, and Aes256KeyWrap.

Use the static fields of the SecurityAlgorithms class to specify the algorithm.

.NET Framework

Supported in: 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, 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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