public byte[] DeCrypt(List <EIGamalMessage> messages_ecrypted, EIGamalPrivateKey private_key)
{
List <BigInteger> messages_decrypted = Decrypt(messages_ecrypted, private_key);
//TODO convert from group to byte []
return(null);
}
private List <BigInteger> Decrypt(List <EIGamalMessage> messages, EIGamalPrivateKey private_key)
{
//Encryption
List <BigInteger> messages_plaintext = new List <BigInteger>();
foreach (EIGamalMessage message in messages)
{
//Decryption
BigInteger s2 = message.C1.Pow(private_key.X); //Shared secret
messages_plaintext.Add(message.C2 * s2.ModInverse(private_key.G));
}
return(messages_plaintext);
}
