public void GeneratePairwiseTransientKey_WithValidInput_ShouldGenerateCorrectKey()
{
// NB! The current version of the test relies on old TKIP
// test vectors
// TODO: Find WPA2 test vectors
// Arrange and Act
byte[] ptk = WPA2CryptographyTools.GeneratePairwiseTransientKey(
_pairwiseMasterKey, _AA, _SA, _sNonce, _aNonce);
bool ptkIsCorrect = HelperMethods.CompareBuffers(
ptk, _pairwiseTransientKey, 48) == 0;
// Assert
Assert.IsTrue(ptkIsCorrect);
}
private void HandleDataFrame(DataFrame dataFrame)
{
GetDestinationAndSource(
dataFrame, out AccessPoint accessPoint, out Station station);
int handshakeNum =
FrameParser.TryToParse4WayHandshake(dataFrame, out EAPOLKeyFormat keyFormat);
switch (handshakeNum)
{
case 1:
System.Console.WriteLine("Setting ANonce");
station.ANonce = keyFormat.KeyNonce;
break;
case 2:
System.Console.WriteLine("Setting SNonce");
station.SNonce = keyFormat.KeyNonce;
if ((station.ANonce != null) && (accessPoint.PairwiseMasterKey != null))
{
byte[] ptk = WPA2CryptographyTools.GeneratePairwiseTransientKey(
accessPoint.PairwiseMasterKey,
dataFrame.DestinationAddress.GetAddressBytes(),
dataFrame.SourceAddress.GetAddressBytes(),
station.ANonce,
station.SNonce);
System.Console.WriteLine("Setting ptk");
station.PairwiseTransientKey = ptk;
}
break;
case 3:
System.Console.WriteLine("4whs case 3");
break;
case 4:
System.Console.WriteLine("4whs case 4");
break;
default:
break;
}
}
