<PackageReference Include="BouncyCastle.Cryptography" Version="2.5.0" />

Org.BouncyCastle.Crypto.Parameters.SM2KeyExchangePrivateParameters

public class SM2KeyExchangePrivateParameters : ICipherParameters
Private parameters for an SM2 key exchange.
public virtual ECPrivateKeyParameters EphemeralPrivateKey { get; }

public virtual ECPoint EphemeralPublicPoint { get; }

public virtual bool IsInitiator { get; }

public virtual ECPrivateKeyParameters StaticPrivateKey { get; }

public virtual ECPoint StaticPublicPoint { get; }

public SM2KeyExchangePrivateParameters(bool initiator, ECPrivateKeyParameters staticPrivateKey, ECPrivateKeyParameters ephemeralPrivateKey)