/// <summary>
/// Runs the password cracking algorithm
/// </summary>
public void RunCracking()
{
Stopwatch stopwatch = Stopwatch.StartNew();
List <UserInfo> userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
Console.WriteLine("passwd opeend");
List <UserInfoClearText> result = new List <UserInfoClearText>();
using (FileStream fs = new FileStream("webster-dictionary.txt", FileMode.Open, FileAccess.Read))
using (StreamReader dictionary = new StreamReader(fs))
{
while (!dictionary.EndOfStream)
{
String dictionaryEntry = dictionary.ReadLine();
IEnumerable <UserInfoClearText> partialResult = CheckWordWithVariations(dictionaryEntry, userInfos);
result.AddRange(partialResult);
}
}
stopwatch.Stop();
Console.WriteLine(string.Join(", ", result));
Console.WriteLine("Out of {0} password {1} was found ", userInfos.Count, result.Count);
Console.WriteLine();
Console.WriteLine("Time elapsed: {0}", stopwatch.Elapsed);
}
/// <summary>
/// Runs the password cracking algorithm
/// </summary>
public string RunCracking(string [] dictionary)
{
Stopwatch stopwatch = Stopwatch.StartNew();
List <UserInfo> userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
//Console.WriteLine("passwd opeend");
List <UserInfoClearText> results = new List <UserInfoClearText>();
for (int i = 0; i < dictionary.Length; i++)
{
String dictionaryEntry = dictionary[i];
IEnumerable <UserInfoClearText> partialResult = CheckWordWithVariations(dictionaryEntry, userInfos);
results.AddRange(partialResult);
}
stopwatch.Stop();
//Console.WriteLine(string.Join(", ", results));
//Console.WriteLine("Out of {0} password {1} was found ", userInfos.Count, results.Count);
//Console.WriteLine();
//Console.WriteLine("Time elapsed: {0}", stopwatch.Elapsed);
string output = "";
for (int i = 0; i < results.Count; i++)
{
output += $"{results[i].UserName}:{results[i].Password}|";
}
return(output);
}
/// <summary>
/// Runs the password cracking algorithm
/// </summary>
public List <UserInfoClearText> RunCracking()
{
Stopwatch stopwatch = Stopwatch.StartNew();
Console.WriteLine("Cracking started");
List <UserInfo> userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
List <UserInfoClearText> result = new List <UserInfoClearText>();
using (FileStream fs = new FileStream("webster-dictionary.txt", FileMode.Open, FileAccess.Read))
using (StreamReader dictionary = new StreamReader(fs))
{
try
{
while (!dictionary.EndOfStream)
{
String dictionaryEntry = dictionary.ReadLine();
IEnumerable <UserInfoClearText> partialResult = CheckWordWithVariations(dictionaryEntry, userInfos);
result.AddRange(partialResult);
}
}
catch (Exception ex)
{
Console.WriteLine("skipping first line" + ex);
}
}
stopwatch.Stop();
Console.WriteLine(string.Join(", ", result));
Console.WriteLine("Time elapsed: {0}", stopwatch.Elapsed);
return(result);
}
/// <summary>
/// Runs the password cracking algorithm
/// </summary>
public void RunCracking()
{
//Added word count
dictionaryWordCount = 0;
Stopwatch stopwatch = Stopwatch.StartNew();
List <UserInfo> userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
List <UserInfoClearText> result = new List <UserInfoClearText>();
using (FileStream fs = new FileStream(NameOfDictionaryFile, FileMode.Open, FileAccess.Read))
using (StreamReader dictionary = new StreamReader(fs))
{
while (!dictionary.EndOfStream)
{
String dictionaryEntry = dictionary.ReadLine();
IEnumerable <UserInfoClearText> partialResult = CheckWordWithVariations(dictionaryEntry, userInfos);
result.AddRange(partialResult);
//Added counting
dictionaryWordCount++;
}
}
stopwatch.Stop();
Console.WriteLine(string.Join(", ", result));
Console.WriteLine("Out of {0} password {1} was found ", userInfos.Count, result.Count);
Console.WriteLine();
Console.WriteLine("Time elapsed: {0}", stopwatch.Elapsed);
//Added speed:
Console.WriteLine("Average speed (words/second): {0}", dictionaryWordCount / (ulong)(stopwatch.Elapsed.Seconds));
}
public void Start()
{
List <UserInfo> userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
TcpListener tcpListener = new TcpListener(Ip, 9999);
tcpListener.Start();
Stopwatch stopWatch = new Stopwatch();
stopWatch.Start();
while (Finished == false)
{
Task.Run(() =>
{
TcpClient cl = tcpListener.AcceptTcpClient();
var resultFromClinet = ClientWork(cl);
results.AddRange(resultFromClinet);
//Thread.Sleep(10000);
});
}
stopWatch.Stop();
Console.WriteLine("Time elapsed since server start: " + stopWatch.Elapsed.ToString());
Console.WriteLine("{0} passwords found out of {1}", results.Count, userInfos.Count);
foreach (var user in results)
{
Console.WriteLine(user.UserName + " : " + user.Password);
}
}
private Dictionary <string, UserInfo> PreparePasswords(string path)
{
var pwList = PasswordFileHandler.ReadPasswordFile(path);
if (pwList == null || pwList.Count < 1)
{
return(null);
}
return(pwList.ToDictionary(userInfo => userInfo.Username));
}
public void Listener(int port)
{
//Read the passwords into a list
List <UserInfo> userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
////Read the Desctionary
List <List <string> > chunks = new List <List <string> >();
using (FileStream fs = new FileStream("webster-dictionary.txt", FileMode.Open, FileAccess.Read))
using (StreamReader dictionary = new StreamReader(fs))
{
List <string> tempList = new List <string>();
while (!dictionary.EndOfStream)
{
//if you want to send chunks to the client then create chunks
//You must use a logic where it puts 10000 dictinary words in tempList and then
//Adds tempList to chucks
tempList.Add(dictionary.ReadLine());
//after the modulus % condition is satisfied i.e. when there is 10000 words in tempList
//then
if (tempList.Count == 10000)
{
chunks.Add(tempList);
tempList = new List <string>();
}
// IEnumerable<UserInfoClearText> partialResult = CheckWordWithVariations(dictionaryEntry, userInfos);
// result.AddRange(partialResult);
}
chunks.Add(tempList);
}
//now you can send the first chuck to the Slave i.e. the client
//TcpListener serverSocket = new TcpListener(port);
TcpListener server = new TcpListener(IPAddress.Loopback, port);
server.Start();
Console.WriteLine("Server listning on port: " + port);
TcpClient connectionSocket = server.AcceptTcpClient();
Console.WriteLine("Server activated");
Stream ns = connectionSocket.GetStream();
StreamReader sr = new StreamReader(ns);
StreamWriter sw = new StreamWriter(ns);
sw.AutoFlush = true; // enable automatic flushing
string request = sr.ReadLine();
Console.WriteLine(request);
}
public void EnvokeCracking()
{
Stream ns = connectionSocket.GetStream();
StreamReader sr = new StreamReader(ns);
StreamWriter sw = new StreamWriter(ns);
sw.AutoFlush = true; // enable automatic flushing
string message = sr.ReadLine();
while (message != null && message != "")
{
if (message == "start" || message == "Start" || message == "s" || message == "S")
{
//Console.WriteLine("Cracking is started");
//Cracking cracker = new Cracking();
//Task.Factory.StartNew(() => { cracker.RunCracking(); });
Stopwatch stopwatch = Stopwatch.StartNew();
List <UserInfo> userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
Console.WriteLine("passwd opeend");
List <UserInfoClearText> result = new List <UserInfoClearText>();
using (FileStream fs = new FileStream("webster-dictionary.txt", FileMode.Open, FileAccess.Read))
using (StreamReader dictionary = new StreamReader(fs))
{
while (!dictionary.EndOfStream)
{
String dictionaryEntry = dictionary.ReadLine();
IEnumerable <UserInfoClearText> partialResult = CheckWordWithVariations(dictionaryEntry, userInfos);
result.AddRange(partialResult);
}
var sendResult = JsonConvert.SerializeObject(result);
sw.WriteLine(sendResult);
}
}
else
{
throw new ArgumentException();
}
}
}
public List <UserInfoClearText> RunCracker()
{
List <UserInfo> userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
Console.WriteLine("Cracker thread started");
List <UserInfoClearText> result = new List <UserInfoClearText>();
foreach (var entry in dictionary)
{
IEnumerable <UserInfoClearText> partialResult = CheckWordWithVariations(entry, userInfos);
result.AddRange(partialResult);
}
return(result);
}
//public BlockingCollection<string> Spliting()
//{
// var numberOfClients = Program.connectedClients.Count;
// var numberOfWords = collectionOfWords.Count;
// var divisionNumber = numberOfWords / numberOfClients;
// if (numberOfWords % numberOfClients == 0)
// {
// for (int i = 0; i < divisionNumber; i++)
// {
// List<string> dividedWordsList = new List<string>();
// }
// }
//}
/// <summary>
/// Runs the password cracking algorithm
/// </summary>
public void RunCracking()
{
Stopwatch stopwatch = Stopwatch.StartNew();
List <UserInfo> userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
Console.WriteLine("passwd opeend");
List <UserInfoClearText> result = new List <UserInfoClearText>();
using (FileStream fs = new FileStream("webster-dictionary.txt", FileMode.Open, FileAccess.Read)) // deals with byte[] data
using (StreamReader dictionary = new StreamReader(fs)) // encodes text to byte[]
{
while (!dictionary.EndOfStream)
{
String dictionaryEntry = dictionary.ReadLine();
collectionOfWords.Add(dictionaryEntry);
Console.WriteLine(dictionaryEntry);
foreach (var word in collectionOfWords)
{
Console.WriteLine(word);
}
// for int loop until, for instance, 1/3 of the collection, if there are 3 clients connected
// Get number of clients and divide collectionOfWords by the number of clients
// Send divided parts to the seperate clients
Console.ReadKey();
// partial result should be send as a request to be proccessed by the slave client
//IEnumerable<UserInfoClearText> partialResult = CheckWordWithVariations(dictionaryEntry, userInfos);
//result.AddRange(partialResult);
}
}
stopwatch.Stop();
Console.WriteLine(string.Join(", ", result));
Console.WriteLine("Out of {0} password {1} was found ", userInfos.Count, result.Count);
Console.WriteLine();
Console.WriteLine("Time elapsed: {0}", stopwatch.Elapsed);
}
public static List <List <UserInfo> > SplitToChunks()
{
int ctr = 0;
List <UserInfo> userInfos = PasswordFileHandler.ReadPasswordFile("passwords.txt");
List <UserInfo> temp = new List <UserInfo>();
foreach (var user in userInfos)
{
temp.Add(user);
ctr++;
if (ctr == 5)
{
chunks.Add(temp);
ctr = 0;
}
}
return(chunks);
}
static void Main(string[] args)
{
Console.Write("Reading passwords file... ");
List <UserInfo> userInfos = PasswordFileHandler.ReadPasswordFile("passwords.txt");
string users = "";
foreach (UserInfo u in userInfos)
{
users += u + "|";
}
if (users != "")
{
Console.Write("OK\n");
}
else
{
Console.Write("FAILED\n");
}
Console.Write("Reading dictionary file... ");
var dictionary = File.ReadAllText("dictionary.txt");
dictionary = dictionary.Replace('\n', '|');
if (dictionary != "")
{
Console.Write("OK\n");
}
else
{
Console.Write("FAILED\n");
}
Console.Write("Splitting dictionary... ");
var splitDictionary = SplitDictionary(dictionary);
if (splitDictionary.Length != 0)
{
Console.Write("OK\n");
}
else
{
Console.Write("FAILED\n");
}
List <string> allChunks = new List <string>();
for (int i = 0; i < splitDictionary.GetLength(0); i++)
{
StringBuilder chunk = new StringBuilder();
for (int j = 0; j < splitDictionary.GetLength(1); j++)
{
chunk.Append(splitDictionary[i, j]);
chunk.Append('|');
}
allChunks.Add(chunk.ToString());
}
Console.Write("Starting server... ");
TcpListener serverSocket = new TcpListener(IPAddress.Any, 7777);
serverSocket.Start();
Console.Write("OK\n");
List <Task <string> > tasks = new List <Task <string> >();
for (int i = 0; i < NumberOfClients; i++)
{
var chunk = allChunks[i];
tasks.Add(Task.Run(() => RunClientAsync(serverSocket, users, chunk)));
}
Console.Write("Waiting for clients' response... ");
string[] result = Task.WhenAll(tasks).Result;
Console.Write("OK\n\n");
string output = "";
foreach (string s in result)
{
output += s;
}
output = output.Replace(':', ' ').Replace('|', '\n');
Console.Write(output);
serverSocket.Stop();
Console.Write("\nPress any key to exit...");
Console.ReadKey();
}
private List <UserInfo> PrepareWorkload(string path)
{
return(PasswordFileHandler.ReadPasswordFile(path));
}
public void RunCrackingModified(int encryptorCount)
{
dictionaryWordCount = 0;
Stopwatch stopwatch = Stopwatch.StartNew();
List <UserInfo> userInfos = PasswordFileHandler.ReadPasswordFile("passwords.txt");
List <UserInfoClearText> result = new List <UserInfoClearText>();
BlockingCollection <string> wordDictionary = new BlockingCollection <string>();
BlockingCollection <string> transformedWordsDictionary = new BlockingCollection <string>(10000);
//Tuple is used for joining passwords with their encrypted version, so that we will not need to search for them in other threads,
//e.g.: password (string): "pswd", encrypted password (byte[]): "????????"
BlockingCollection <Tuple <string, byte[]> > encryptedWordsDictionary = new BlockingCollection <Tuple <string, byte[]> >();
//Only one cracker is veeeeeeeeeeeeery slow
// Parallel.Invoke(() => ReadDictionary(dictionary),
// () => TransformDictionary(dictionary, transformedDictionary),
// () => EncryptDictionary(transformedDictionary, encryptedDictionary),
// () => ComparePasswords(userInfos, encryptedDictionary),
// () => PrintCounts(dictionary, transformedDictionary, encryptedDictionary)
// );
//This is a much faster solution - to make much more hash calculators
//Making many crackers, so that we could start them in separate threads. We can't use one Cracker object,
//because one method can only be used by one thread at the same time.
//You can change the number of "crackers" by changing the value of howManyCrackers. It should be at least 1.
Cracking[] crackingObjects;
int howManyCrackers = encryptorCount;
crackingObjects = new Cracking[howManyCrackers];
for (int i = 0; i < howManyCrackers; i++)
{
crackingObjects[i] = new Cracking();
}
//Starting all the tasks except EncryptDictionary
Task.Run(() => ReadDictionary(wordDictionary));
Task.Run(() => TransformDictionary(wordDictionary, transformedWordsDictionary));
//ComparePasswords is going to return a list of found passwords, so we are making it as a Task with return:
Task <List <UserInfoClearText> > taskOfComparing = Task <List <UserInfoClearText> > .Factory.StartNew(
() => ComparePasswords(userInfos, encryptedWordsDictionary)
);
//Run a thread for seeing how many things there are in BlockingCollections every second, while debugging:
//Task.Run(() => PrintCounts(wordDictionary, transformedWordsDictionary, encryptedWordsDictionary));
//The bottleneck is here (most of the calculations are made in method EncryptDictionary), so
//we are making few processes who encrypt passwords separately.
//So now we are running all the EncryptDictionary threads in parallel!
Parallel.For(0, howManyCrackers,
(i) => crackingObjects[i].EncryptDictionary(transformedWordsDictionary, encryptedWordsDictionary));
//Can also use Tasks instead of parallel, and if you want more Encryptors and/or Comparators:
// for (int i = 0; i < howManyCrackers/2; i++)
// {
// int j = i;
// Task.Run(() => (new Cracking()).ComparePasswords(userInfos, encryptedDictionary));
// }
//
// for (int i = 0; i < howManyCrackers / 2; i++)
// {
// int j = i;
// Task.Run(() => crackingMachinesHaha[j].EncryptDictionary(transformedDictionary, encryptedDictionary));
// }
//Saving results (this will wait here until the ComparePasswords task in object taskOfComparing will finish it's work):
result = taskOfComparing.Result;
//Printing results and stopping stopwatch
stopwatch.Stop();
Console.WriteLine(string.Join(", ", result));
Console.WriteLine("Out of {0} password {1} was found ", userInfos.Count, result.Count);
Console.WriteLine();
Console.WriteLine("Time elapsed: {0}", stopwatch.Elapsed);
Console.WriteLine("Average speed (words/second): {0}", dictionaryWordCount / (ulong)(stopwatch.Elapsed.Seconds));
}
public void Start()
{
stopwatch = new Stopwatch();
_lock = new object();
userInfos =
PasswordFileHandler.ReadPasswordFile("passwords.txt");
//Console.WriteLine("passwd opeend");
result = new List <UserInfoClearText>();
Chunks = CreateChunks("webster-dictionary.txt", 10000);
//IP configuration
//IPAddress ipa = IPAddress.Parse("127.0.0.1");
IPAddress ipa = IPAddress.Parse("192.168.104.137");
TcpListener tcp = new TcpListener(ipa, 7000);
//Starting Server and sending the accepted client to a "DoClient"
tcp.Start();
Console.WriteLine("Server Started");
while (true)
{
if (tcp.Pending())
{
Task.Run(() =>
{
TcpClient tempSocket = tcp.AcceptTcpClient();
_clientsConnected++;
EndPoint clientIP = tempSocket.Client.RemoteEndPoint;
Console.WriteLine(clientIP + ": CONNECTED, total clients: " + _clientsConnected);
DoClient(tempSocket);
_clientsConnected--;
Console.WriteLine(clientIP + ": DISCONNECTED, total clients: " + _clientsConnected);
tempSocket.Close();
});
}
if (_inCompletedChunks.Count == 0)
{
stopwatch.Stop();
break;
}
//Console.WriteLine("test");
}
#region old while loop
//while (true)
//{
// Task.Run(() =>
// {
// //Thread thread = Thread.CurrentThread;
// TcpClient tempSocket = tcp.AcceptTcpClient();
// EndPoint clientIP = tempSocket.Client.RemoteEndPoint;
// Console.WriteLine(clientIP + ": CONNECTED");
// _clientsConnected++;
// DoClient(tempSocket);
// if (!tempSocket.Connected)
// {
// Console.WriteLine(clientIP + ": DISCONNECTED");
// _clientsConnected--;
// }
// tempSocket.Close();
// //if (thread != null) thread.Abort();
// //thread.Abort();
// });
// if (_inCompletedChunks.Count <= 0)
// {
// stopwatch.Stop();
// break;
// }
// //Console.WriteLine(Process.GetCurrentProcess().Threads.Count);
// //Thread.Sleep(100);
// //Console.WriteLine("test");
//}
#endregion
//Console.WriteLine("\n\n-----PASSWORDS FOUND-----");
//foreach (UserInfoClearText r in result)
//{
// Console.WriteLine(r);
//}
Console.WriteLine("\n-------------------------");
Console.WriteLine("Done");
Console.WriteLine($"Took: {stopwatch.Elapsed}");
Console.WriteLine("-------------------------\n");
tcp.Stop();
}
/// <summary>
/// Based on a specific ip and port will the method create a socket connection using TcpClient.
/// </summary>
/// <param name="ip"></param> the specific ip eg. 100.200.19.7
/// <param name="port"></param> the specific ip eg. 6789
public async void StartConnection(String ip, int port)
{
//We reads all the password and username Pairs and saves them to a list<UserInfo>
List <UserInfo> list = PasswordFileHandler.ReadPasswordFile("passwords.txt");
int chucnkSize = 10000; //adjust after need
Console.WriteLine("starting connectiong");
//Creating a TcpClient
TcpClient clientSocket = new TcpClient(ip, port);
Console.WriteLine("Connection to slave");
//able the class to read & write over over the socket connecting, using a stream.
Stream ns = clientSocket.GetStream();
StreamReader sr = new StreamReader(ns);
StreamWriter sw = new StreamWriter(ns);
sw.AutoFlush = true;
//Protocol logic
for (int i = 0; i < 1; i++)
{
//Sends a hole list
var SendList = JsonConvert.SerializeObject(list); //Converts the list to JSON, so it can be send.
sw.WriteLine(SendList);
Console.WriteLine("Brugerlist er sendt");
//Confirm message from slaves
string message = sr.ReadLine();
Console.WriteLine(message);
////sends chunck size to slaves.
sw.WriteLine(chucnkSize);
string confirmChunckSize = sr.ReadLine();
Console.WriteLine(confirmChunckSize);
Console.WriteLine("communication established");
//Calls the method belows
await StartCracking();
}
//method to envoke the slave to start cracking.
async Task StartCracking()
{
//Start Cracking
Console.WriteLine("-----------------------");
Console.WriteLine("Type 'Start' to crack");
string commandStartCrack = Console.ReadLine();;
sw.WriteLine(commandStartCrack);
Console.WriteLine("--- Cracking is running, please wait ---");
string result = sr.ReadLine();
Console.WriteLine(result);
IList <UserInfo> resivedResult = JsonConvert.DeserializeObject <List <UserInfo> >(result);
foreach (var item in resivedResult)
{
item.ToString();
}
Console.WriteLine("Done");
Console.WriteLine("No more from server. Press Enter");
Console.ReadLine();
ns.Close();
}
}