ECDiffieHellmanCng.DeriveKeyMaterial Method (ECDiffieHellmanPublicKey)

 

Derives the key material that is generated from the secret agreement between two parties, given an ECDiffieHellmanPublicKey object that contains the second party's public key.

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

public override byte[] DeriveKeyMaterial(
	ECDiffieHellmanPublicKey otherPartyPublicKey
)

Parameters

otherPartyPublicKey
Type: System.Security.Cryptography.ECDiffieHellmanPublicKey

The public key from the other party in the key exchange.

Return Value

Type: System.Byte[]

A byte array that contains the key material. This information is generated from the secret agreement that is calculated from the current object's private key and the specified public key.

Exception Condition
ArgumentNullException

otherPartyPublicKey is null.

ArgumentException

otherPartyPublicKey is not an ECDiffieHellmanCngPublicKey key.

.NET Framework
Available since 3.5
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