|
public CalculateMessage ( ) : |
||
| 리턴 | ||
private void doTestDH(
int size,
BigInteger g,
BigInteger p)
{
DHKeyPairGenerator kpGen = getDHKeyPairGenerator(g, p);
//
// generate first pair
//
AsymmetricCipherKeyPair pair = kpGen.GenerateKeyPair();
DHPublicKeyParameters pu1 = (DHPublicKeyParameters)pair.Public;
DHPrivateKeyParameters pv1 = (DHPrivateKeyParameters)pair.Private;
//
// generate second pair
//
pair = kpGen.GenerateKeyPair();
DHPublicKeyParameters pu2 = (DHPublicKeyParameters)pair.Public;
DHPrivateKeyParameters pv2 = (DHPrivateKeyParameters)pair.Private;
//
// two way
//
DHAgreement e1 = new DHAgreement();
DHAgreement e2 = new DHAgreement();
e1.Init(pv1);
e2.Init(pv2);
BigInteger m1 = e1.CalculateMessage();
BigInteger m2 = e2.CalculateMessage();
BigInteger k1 = e1.CalculateAgreement(pu2, m2);
BigInteger k2 = e2.CalculateAgreement(pu1, m1);
if (!k1.Equals(k2))
{
Fail(size + " bit 2-way test failed");
}
}
private void doTestGPWithRandom(
DHKeyPairGenerator kpGen)
{
//
// generate first pair
//
AsymmetricCipherKeyPair pair = kpGen.GenerateKeyPair();
DHPublicKeyParameters pu1 = (DHPublicKeyParameters)pair.Public;
DHPrivateKeyParameters pv1 = (DHPrivateKeyParameters)pair.Private;
//
// generate second pair
//
pair = kpGen.GenerateKeyPair();
DHPublicKeyParameters pu2 = (DHPublicKeyParameters)pair.Public;
DHPrivateKeyParameters pv2 = (DHPrivateKeyParameters)pair.Private;
//
// two way
//
DHAgreement e1 = new DHAgreement();
DHAgreement e2 = new DHAgreement();
e1.Init(new ParametersWithRandom(pv1, new SecureRandom()));
e2.Init(new ParametersWithRandom(pv2, new SecureRandom()));
BigInteger m1 = e1.CalculateMessage();
BigInteger m2 = e2.CalculateMessage();
BigInteger k1 = e1.CalculateAgreement(pu2, m2);
BigInteger k2 = e2.CalculateAgreement(pu1, m1);
if (!k1.Equals(k2))
{
Fail("basic with random 2-way test failed");
}
}
