private void btnCachedKi_Click(object sender, EventArgs e)
{
string[] keys = KrakenClient.GetCachedKis();
StringBuilder text = new StringBuilder();
foreach (string key in keys)
{
text.Append(key).Append(" ");
}
txtA5Kc.Text = text.ToString();
}
private void krakenWorker_DoWork(object sender, DoWorkEventArgs e)
{
bool[] key1 = null;
bool[] key2 = null;
uint count1, count2;
uint testCount, burstPerTest;
uint success = 0, bursts = 0, kc_diff = 0;
testCount = uint.Parse(textTestCount.Text);
burstPerTest = uint.Parse(textBursts.Text);
GSMParameters param = new GSMParameters();
byte[] kc, kc_calculated = null;
kc = new byte[8];
Random rand = new Random();
KrakenClient kraken = new KrakenClient(Analyzer.KrakenHostAddress);
if (!kraken.Connect())
{
MessageBox.Show("Could not connect to kraken.");
return;
}
for (uint i = 0; i < testCount; i++)
{
/* get new Kc */
rand.NextBytes(kc);
kc_calculated = null;
/* set framenumber for first burst */
param.FN = (uint)rand.Next(2715648);
for (uint j = 0; j < burstPerTest && kc_calculated == null; j++)
{
count1 = param.Count;
param.FN += 1;
count2 = param.Count;
key1 = generateStream(kc, count1);
key2 = generateStream(kc, count2);
kc_calculated = kraken.RequestResult(key1, count1, key2, count2);
if (kc_calculated != null)
{
/* check if Kc are the same */
for (int k = 0; k < kc.Length; k++)
{
if (kc[k] != kc_calculated[k])
{
kc_diff++;
break;
}
if (k == 7)
{
success++;
}
}
}
bursts++;
krakenWorker.ReportProgress(((int)i * (int)burstPerTest + (int)j + 1) * 100 / ((int)burstPerTest * (int)testCount));
}
krakenWorker.ReportProgress(((int)(i + 1) * (int)burstPerTest) * 100 / ((int)burstPerTest * (int)testCount));
}
MessageBox.Show("Cracking stats\n" +
"\tburst crack tries: " + bursts + "\n" +
"\tKc recovered: " + success + "/" + testCount + "\n" +
"\tCoverage: " + (success * 100 / testCount) + "%\n" +
"\tAvg. bursts needed to crack: " + ((float)(bursts - (testCount - success) * burstPerTest) / success));
}