ECDiffieHellmanCng Constructor (Int32)

.NET Framework (current version)

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

Initializes a new instance of the ECDiffieHellmanCng class with a random key pair, using the specified key size.

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

Syntax

new : 
        keySize:int -> ECDiffieHellmanCng

keySize: Type: System.Int32
The size of the key. Valid key sizes are 256, 384, and 521 bits.

Exception	Condition
ArgumentException	keySize specifies an invalid length.
PlatformNotSupportedException	Cryptography Next Generation (CNG) classes are not supported on this system.

The random key pair will have the public key length defined by the keySize parameter.

.NET Framework
Available since 3.5