public byte[] EcdhGetKeyExchangeKey(byte[] encodingParms, TpmAlgId decryptKeyNameAlg, out EccPoint pubEphem) { using (AsymCryptoSystem encryptor = AsymCryptoSystem.CreateFrom(this)) { return encryptor.EcdhGetKeyExchangeKey(encodingParms, decryptKeyNameAlg, out pubEphem); } }