public void GetW_Data()
{
var keyPair = TestUtils.GeneratePrivate(Exp, keySize);
var pubKey = (RsaKeyParameters)keyPair.Public;
BigK = 5000;
var Modulus = pubKey.Modulus;
BigInteger[] Datalist = new BigInteger[BigK];
// Initialize list of z values
BigInteger[] zValues = new BigInteger[BigK];
// Generate the list of z Values
for (int i = 0; i < BigK; i++)
{
zValues[i] = PoupardStern.SampleFromZnStar(pubKey, ps, i, BigK, keySize);
}
for (int i = 0; i < BigK; i++)
{
// Initialize list of x values.
BigInteger[] xValues = new BigInteger[BigK];
// Generate r
PoupardStern.GetR(keySize, out BigInteger r);
for (int j = 0; j < BigK; j++)
{
// Compute x_i
xValues[j] = zValues[j].ModPow(r, Modulus);
}
// Compute w
PoupardStern.GetW(pubKey, ps, xValues, k, keySize, out BigInteger w);
Datalist[i] = w;
}
Console.WriteLine(String.Join(",", Datalist.ToList()));
}
public void GetWTest()
{
var k = 128;
var BigK = k + 1;
var keyPair = TestUtils.GeneratePrivate(Exp, keySize);
var pubKey = (RsaKeyParameters)keyPair.Public;
var Modulus = pubKey.Modulus;
// Initialize list of z values
BigInteger[] zValues = new BigInteger[BigK];
// Generate the list of z Values
for (int i = 0; i < BigK; i++)
{
zValues[i] = PoupardStern.SampleFromZnStar(pubKey, ps, i, BigK, keySize);
}
// Initialize list of x values.
BigInteger[] xValues = new BigInteger[BigK];
// Generate r
PoupardStern.GetR(keySize, out BigInteger r);
for (int j = 0; j < BigK; j++)
{
// Compute x_i
xValues[j] = zValues[j].ModPow(r, Modulus);
}
// Compute w
PoupardStern.GetW(pubKey, ps, xValues, k, keySize, out BigInteger w);
// Check that the bitLength of w equals to k.
Assert.IsTrue(w.BitLength <= k);
}