public string Send(string message)
{
byte[] iv = null;
var ecryptedmessage = CryptoUtilities.Encrypt(SenderPrivateKey, message, out iv);
return(Convert.ToBase64String(ecryptedmessage.Concat(iv).ToArray()));
}
public string Receive(byte[] encryptedMessage)
{
byte[] iv = new byte[16];
Array.Copy(encryptedMessage, encryptedMessage.Length - 16, iv, 0, 16);
byte[] message = new byte[encryptedMessage.Length - 16];
Array.Copy(encryptedMessage, 0, message, 0, encryptedMessage.Length - 16);
return(CryptoUtilities.Decrypt(ReceiverPrivateKey, message, iv));
}
