ECDiffieHellmanCng.DeriveKeyMaterial Method (ECDiffieHellmanPublicKey)


The .NET API Reference documentation has a new home. Visit the .NET API Browser on to see the new experience.

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)

override DeriveKeyMaterial : 
        otherPartyPublicKey:ECDiffieHellmanPublicKey -> byte[]


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

otherPartyPublicKey is null.


otherPartyPublicKey is not an ECDiffieHellmanCngPublicKey key.

.NET Framework
Available since 3.5
Return to top