Esempio n. 1
0
        public static void PlotRockYou()
        {
            string path = @"/Users/wenjiebai/Projects/SP/RockYou_CountMin/OutputPEC.txt";

            string k1 = @"/Users/wenjiebai/Projects/SP/RockYou_CountMin/RockYouHashCostK_1.txt";
            string k2 = @"/Users/wenjiebai/Projects/SP/RockYou_CountMin/RockYouHashCostK_2.txt";
            string k3 = @"/Users/wenjiebai/Projects/SP/RockYou_CountMin/RockYouHashCostK_3.txt";

            var hc_k1 = new ExtractHashCosts(k1);
            var hc_k2 = new ExtractHashCosts(k2);
            var hc_k3 = new ExtractHashCosts(k3);

            PasswordRepository pr = new PasswordRepository(path);

            pr.buildRepositoryOnPartitionedPasswords();

            var epm = new EqualProbabilityMass(pr, 3);

            epm.Partition();


            //var bs = new BestResponseGiven_k(epm, passwordValue);
            //var rate = bs.Alg4(new List<double> {hc_k1.hashCost[passwordValue],hc_k2.hashCost[passwordValue],hc_k3.hashCost[passwordValue]});
            //Console.WriteLine(rate);

            int numberOfPointsInEachInterval = 10;
            int numberOfIntervals            = 9;

            int[] passwordValue = new int[numberOfIntervals * numberOfPointsInEachInterval];

            for (int i = 0; i < numberOfIntervals - 2; i++)
            {
                for (int j = 0; j < numberOfPointsInEachInterval; j++)
                {
                    passwordValue[numberOfPointsInEachInterval * i + j] = (int)Math.Pow(10, (i + 2)) * (j + 1) / numberOfPointsInEachInterval;
                }
            }
            List <int> distinct = passwordValue.Distinct().ToList();

            distinct.RemoveAt(distinct.Count - 1);

            double[] adversarySuccessRate = new double[distinct.Count];

            using (System.IO.StreamWriter advSuccess = new System.IO.StreamWriter(@"/Users/wenjiebai/Projects/SP/RockYouAdvSuccess_Actual.txt"))
            {
                for (int i = 0; i < distinct.Count; i++)
                {
                    var bs = new BestResponseGiven_k(epm, distinct[i]);

                    adversarySuccessRate[i] = bs.Alg4(new List <double> {
                        hc_k1.hashCost[distinct[i]], hc_k2.hashCost[distinct[i]], hc_k3.hashCost[distinct[i]]
                    });
                    advSuccess.WriteLine("(" + distinct[i] + "," + adversarySuccessRate[i] + ")");
                    Console.WriteLine("(" + distinct[i] + "," + adversarySuccessRate[i] + ")");
                }
            }
        }
Esempio n. 2
0
        public static void GetHashCost_RockYou()
        {
            string path = @"/Users/wenjiebai/Projects/SP/RockYou_CountMin/OutputPEC_trained.txt";

            PasswordRepository pr = new PasswordRepository(path);

            pr.buildRepositoryOnPartitionedPasswords();

            var epm = new EqualProbabilityMass(pr, 3);

            epm.Partition();

            int numberOfPointsInEachInterval = 10;
            int numberOfIntervals            = 9;

            int[] passwordValue = new int[numberOfIntervals * numberOfPointsInEachInterval];

            for (int i = 0; i < numberOfIntervals - 2; i++)
            {
                for (int j = 0; j < numberOfPointsInEachInterval; j++)
                {
                    passwordValue[numberOfPointsInEachInterval * i + j] = (int)Math.Pow(10, (i + 2)) * (j + 1) / numberOfPointsInEachInterval;
                }
            }

            List <int> distinct = passwordValue.Distinct().ToList();

            distinct.RemoveAt(distinct.Count - 1);

            double[]      adversarySuccessRate = new double[distinct.Count];
            List <double> hashCost             = new List <double>();

            System.IO.StreamWriter k_1 = new System.IO.StreamWriter(@"/Users/wenjiebai/Projects/SP/RockYou_CountMin/RockYouHashCostK_1.txt");
            System.IO.StreamWriter k_2 = new System.IO.StreamWriter(@"/Users/wenjiebai/Projects/SP/RockYou_CountMin/RockYouHashCostK_2.txt");
            System.IO.StreamWriter k_3 = new System.IO.StreamWriter(@"/Users/wenjiebai/Projects/SP/RockYou_CountMin/RockYouHashCostK_3.txt");

            for (int i = 0; i < distinct.Count; i++)
            {
                var bs = new BestResponseGiven_k(epm, distinct[i]);
                (hashCost, adversarySuccessRate[i]) = bs.Alg5();