public void Test_Random ()
{
ECDomainNames name = ECDomainNames.secp256r1;
for (int i = 0; i < 10; i ++) {
ECMQV ecmqv1 = new ECMQV (name);
ECMQV ecmqv2 = new ECMQV (name);
int keyDataLen = 20;
byte[] key1 = ecmqv1.PerformKeyAgreement (ecmqv2.Parameters.KeyPair1.PublicKey, ecmqv2.Parameters.KeyPair2.PublicKey, keyDataLen);
byte[] key2 = ecmqv2.PerformKeyAgreement (ecmqv1.Parameters.KeyPair1.PublicKey, ecmqv1.Parameters.KeyPair2.PublicKey, keyDataLen);
Assert.AreEqual (key1, key2);
}
}
public void Test_Random_with_SharedInfo ()
{
ECDomainNames name = ECDomainNames.secp256r1;
for (int i = 0; i < 10; i++) {
ECMQV ecmqv1 = new ECMQV (name);
ECMQV ecmqv2 = new ECMQV (name);
int keyDataLen = 20;
byte[] sharedInfo = RNG.GetBytes (RNG.GetBytes (1)[0] + 1);
ecmqv1.SharedInfo = sharedInfo;
ecmqv2.SharedInfo = sharedInfo;
byte[] key1 = ecmqv1.PerformKeyAgreement (ecmqv2.Parameters.KeyPair1.PublicKey, ecmqv2.Parameters.KeyPair2.PublicKey, keyDataLen);
byte[] key2 = ecmqv2.PerformKeyAgreement (ecmqv1.Parameters.KeyPair1.PublicKey, ecmqv1.Parameters.KeyPair2.PublicKey, keyDataLen);
Assert.AreEqual (key1, key2);
}
}
public void Test_MQV ()
{
ECDomainNames name = ECDomainNames.secp160r1;
ECMQV ecmqv1 = new ECMQV (name);
ECMQV ecmqv2 = new ECMQV (name);
int keyDataLen = 20;
int keyBytes = 20;
ecmqv1.Parameters.KeyPair1.PrivateKey = Number.Parse ("971761939728640320549601132085879836204587084162", 10).ToByteArray (keyBytes, false);
ecmqv1.Parameters.KeyPair2.PrivateKey = Number.Parse ("117720748206090884214100397070943062470184499100", 10).ToByteArray (keyBytes, false);
ecmqv2.Parameters.KeyPair1.PrivateKey = Number.Parse ("399525573676508631577122671218044116107572676710", 10).ToByteArray (keyBytes, false);
ecmqv2.Parameters.KeyPair2.PrivateKey = Number.Parse ("141325380784931851783969312377642205317371311134", 10).ToByteArray (keyBytes, false);
byte[] key1 = ecmqv1.PerformKeyAgreement (ecmqv2.Parameters.KeyPair1.PublicKey, ecmqv2.Parameters.KeyPair2.PublicKey, keyDataLen);
byte[] key2 = ecmqv2.PerformKeyAgreement (ecmqv1.Parameters.KeyPair1.PublicKey, ecmqv1.Parameters.KeyPair2.PublicKey, keyDataLen);
Assert.AreEqual (key1, key2, "#1");
Assert.AreEqual (key1, Number.Parse ("C06763F8C3D2452C1CC5D29BD61918FB485063F6", 16).ToByteArray (keyDataLen, false), "#2");
}