public Form1()
{
InitializeComponent();
textBoxP.Text = "2147483647";
textBoxG.Text = NumbersOperations.Random(2, BigInteger.Parse(textBoxP.Text) - 1).ToString();
textBoxK_B.Text = NumbersOperations.Random(2, BigInteger.Parse(textBoxP.Text) - 1).ToString();
}
public static void Encode(BigInteger p, BigInteger g, BigInteger k_B, BigInteger m_A, out BigInteger r, out BigInteger e)
{
var d_B = BigInteger.ModPow(g, k_B, p);
BigInteger k_A;
do
{
k_A = NumbersOperations.Random(2, p - 1);
}while (BigInteger.GreatestCommonDivisor(k_A, p - 1) != 1);
r = BigInteger.ModPow(g, k_A, p);
e = (BigInteger.ModPow(d_B, k_A, p) * (m_A % p)) % p;
}