ECDiffieHellmanCng::DeriveSecretAgreementHandle Method (ECDiffieHellmanPublicKey)
.NET Framework 4.5
Gets a handle to the secret agreement generated 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:
SafeNCryptSecretHandle^ DeriveSecretAgreementHandle(
ECDiffieHellmanPublicKey^ otherPartyPublicKey
)
Parameters
- otherPartyPublicKey
- Type: System.Security.Cryptography::ECDiffieHellmanPublicKey
The public key from the other party in the key exchange.
Return Value
Type: Microsoft.Win32.SafeHandles::SafeNCryptSecretHandleA handle to the secret agreement. This information is calculated from the current object's private key and the specified public key.
| Exception | Condition |
|---|---|
| ArgumentNullException | otherPartyPublicKey is nullptr. |
| ArgumentException | otherPartyPublicKey is not an ECDiffieHellmanPublicKey key. |
Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
