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RSAOAEPKeyExchangeFormatter.CreateKeyExchange Method (Byte[])

Creates the encrypted key exchange data from the specified input data.

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

public override byte[] CreateKeyExchange (
	byte[] rgbData
)
public byte[] CreateKeyExchange (
	byte[] rgbData
)
public override function CreateKeyExchange (
	rgbData : byte[]
) : byte[]
Not applicable.

Parameters

rgbData

The secret information to be passed in the key exchange.

Return Value

The encrypted key exchange data to be sent to the intended recipient.

Exception typeCondition

CryptographicUnexpectedOperationException

The key is missing.

This data can be interpreted only by the holder of the private key corresponding to the public key used to encrypt the data. This helps to ensure that only the intended recipient can access the secret information.

The following code example demonstrates how to use the CreateKeyExchange method to encrypt the specified message. This code example is part of a larger example provided for the RSAOAEPKeyExchangeFormatter class.

byte[] byteMessage = Encoding.ASCII.GetBytes(message);
encodedMessage = keyEncryptor.CreateKeyExchange(byteMessage);

ubyte byteMessage[] = Encoding.get_ASCII().GetBytes(message);
encodedMessage = keyEncryptor.CreateKeyExchange(byteMessage);

Windows 98, Windows Server 2000 SP4, Windows Millennium Edition, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

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