MaliciousLoginAttemptBreadthFirst() public méthode

Attacker issues one guess by picking an benign account at random and picking a password by weighted distribution
public MaliciousLoginAttemptBreadthFirst ( System.DateTime eventTimeUtc ) : SimulatedLoginAttempt
eventTimeUtc System.DateTime
Résultat SimulatedLoginAttempt
Exemple #1
0
        /// <summary>
        /// Evaluate the accuracy of our stopguessing service by sending user logins and malicious traffic
        /// </summary>
        /// <returns></returns>
        public void Run()
        {
            _logger.WriteStatus("In RunInBackground");

            _logger.WriteStatus("Priming password-tracking with known common passwords");
            _simPasswords.PrimeWithKnownPasswordsAsync(_binomialLadderFilter, 40);
            _logger.WriteStatus("Finished priming password-tracking with known common passwords");

            _logger.WriteStatus("Creating IP Pool");
            _ipPool = new IpPool(_experimentalConfiguration);
            _logger.WriteStatus("Generating simualted account records");
            _simAccounts = new SimulatedAccounts(_ipPool, _simPasswords, _logger);
            _simAccounts.Generate(_experimentalConfiguration);

            _logger.WriteStatus("Creating login-attempt generator");
            _attemptGenerator = new SimulatedLoginAttemptGenerator(_experimentalConfiguration, _simAccounts, _ipPool,
                _simPasswords);
            _logger.WriteStatus("Finiished creating login-attempt generator");


            foreach (
                ConcurrentStreamWriter writer in
                    new[]
                    {_AttackAttemptsWithValidPasswords, _LegitimateAttemptsWithValidPasswords, _OtherAttempts})
            {
                lock (writer)
                {

                    writer.WriteLine(string.Format("{0}\t{1}\t{2}\t{3}\t{4}\t{5}\t{6}\t{7}\t{8}\t{9}\t{10}" +
                                                   "\t{11}\t{12}\t{13}\t{14}\t{15}\t{16}\t{17}\t{18}\t{19}\t{20}\t{21}\t{22}\t{23}\t{24}\t{25}",
                        "Password",
                        "UserID",
                        "IP",
                        "DeviceCookie",
                        "IsFrequentlyGuessedPw",
                        "IsPasswordCorrect",
                        "IsFromAttackAttacker",
                        "IsAGuess",
                        "IPInOposingPool",
                        "IsClientAProxyIP",
                        "TypeOfMistake",
                        "DecayedInvalidAttemptsPerPassword",
                        "DecayedMaxConsecutiveIncorrectAttemptsPerAccount",
                        "DecayedSuccessfulLogins",
                        "DecayedAccountFailuresInfrequentPassword",
                        "DecayedAccountFailuresFrequentPassword",
                        "DecayedRepeatAccountFailuresInfrequentPassword",
                        "DecayedRepeatAccountFailuresFrequentPassword",
                        "DecayedPasswordFailuresNoTypoInfrequentPassword",
                        "DecayedPasswordFailuresNoTypoFrequentPassword",
                        "DecayedPasswordFailuresTypoInfrequentPassword",
                        "DecayedPasswordFailuresTypoFrequentPassword",
                        "DecayedRepeatPasswordFailuresNoTypoInfrequentPassword",
                        "DecayedRepeatPasswordFailuresNoTypoFrequentPassword",
                        "DecayedRepeatPasswordFailuresTypoInfrequentPassword",
                        "DecayedRepeatPasswordFailuresTypoFrequentPassword"
                        ));
                }
            }

            TimeSpan testTimeSpan = _experimentalConfiguration.TestTimeSpan;
            double ticksBetweenLogins = ((double) testTimeSpan.Ticks)/
                                        (double) _experimentalConfiguration.TotalLoginAttemptsToIssue;
            int interlockedCount = 0;

            Parallel.For(0L, (long) _experimentalConfiguration.TotalLoginAttemptsToIssue, (count, pls) =>
                //) TaskParalllel.RepeatWithWorkers(_experimentalConfiguration.TotalLoginAttemptsToIssue, 
                //async (count, cancelToken) =>
                // (count) => 
            {
                interlockedCount = Interlocked.Add(ref interlockedCount, 1);
                if (interlockedCount % 10000 == 0)
                    _logger.WriteStatus("Login Attempt {0:N0}", interlockedCount);
                DateTime eventTimeUtc = StartTimeUtc.AddTicks((long) (ticksBetweenLogins* interlockedCount));
                SimulatedLoginAttempt simAttempt;
                if (StrongRandomNumberGenerator.GetFraction() <
                    _experimentalConfiguration.FractionOfLoginAttemptsFromAttacker)
                {
                    switch (_experimentalConfiguration.AttackersStrategy)
                    {
                        case ExperimentalConfiguration.AttackStrategy.UseUntilLikelyPopular:
                            simAttempt =
                                _attemptGenerator.MaliciousLoginAttemptBreadthFirstAvoidMakingPopular(eventTimeUtc);
                            break;
                        case ExperimentalConfiguration.AttackStrategy.Weighted:
                            simAttempt = _attemptGenerator.MaliciousLoginAttemptWeighted(eventTimeUtc);
                            break;
                        case ExperimentalConfiguration.AttackStrategy.BreadthFirst:
                        default:
                            simAttempt = _attemptGenerator.MaliciousLoginAttemptBreadthFirst(eventTimeUtc);
                            break;
                    }
                }
                else
                {
                    simAttempt = _attemptGenerator.BenignLoginAttempt(eventTimeUtc);
                }


                // Get information about the client's IP
                SimIpHistory ipHistory = _ipHistoryCache.GetOrAdd(simAttempt.AddressOfClientInitiatingRequest,
                    (ip) => new SimIpHistory(
                            _experimentalConfiguration.BlockingOptions
                                .NumberOfFailuresToTrackForGoingBackInTimeToIdentifyTypos) );
                //SimIpHistory ipHistory = await _ipHistoryCache.GetAsync(simAttempt.AddressOfClientInitiatingRequest, cancelToken);

                double[] scores = ipHistory.GetAllScores(_experimentalConfiguration.BlockingOptions.BlockScoreHalfLife,
                    simAttempt.TimeOfAttemptUtc);

                simAttempt.UpdateSimulatorState(this, ipHistory);

                double decayingInvalidPasswordAttempts = 0d;
                if (simAttempt.IsPasswordValid)
                {
                    DecayingDouble incorrectPasswordAttempts;
                    if (_incorrectPasswordCounts.TryGetValue(simAttempt.Password, out incorrectPasswordAttempts))
                        decayingInvalidPasswordAttempts = incorrectPasswordAttempts.GetValue(_experimentalConfiguration.BlockingOptions.BlockScoreHalfLife, simAttempt.TimeOfAttemptUtc);
                } else
                {
                    decayingInvalidPasswordAttempts = 1d;
                    DecayingDouble incorrectPasswordAttempts;
                    if (_incorrectPasswordCounts.TryGetValue(simAttempt.Password, out incorrectPasswordAttempts))
                        decayingInvalidPasswordAttempts += incorrectPasswordAttempts.GetValue(_experimentalConfiguration.BlockingOptions.BlockScoreHalfLife, simAttempt.TimeOfAttemptUtc);
                    _incorrectPasswordCounts[simAttempt.Password] = new DecayingDouble(decayingInvalidPasswordAttempts, simAttempt.TimeOfAttemptUtc);
                }

                var ipInfo = _ipPool.GetIpAddressDebugInfo(simAttempt.AddressOfClientInitiatingRequest);
                string outputString = string.Format("{0}\t{1}\t{2}\t{3}\t{4}\t{5}\t{6}\t{7}\t{8}\t{9}\t{10}\t{11}\t{12}\t{13}",
                    simAttempt.Password,
                    simAttempt.SimAccount?.UsernameOrAccountId ?? "<null>",
                    simAttempt.AddressOfClientInitiatingRequest,
                    simAttempt.DeviceCookieHadPriorSuccessfulLoginForThisAccount ? "HadCookie" : "NoCookie",
                    simAttempt.IsFrequentlyGuessedPassword ? "Frequent" : "Infrequent",
                    simAttempt.IsPasswordValid ? "Correct" : "Incorrect",
                    simAttempt.IsFromAttacker ? "FromAttacker" : "FromUser",
                    simAttempt.IsGuess ? "IsGuess" : "NotGuess",
                    simAttempt.IsFromAttacker
                        ? (ipInfo.UsedByBenignUsers ? "IsInBenignPool" : "NotUsedByBenign")
                        : (ipInfo.UsedByAttackers ? "IsInAttackersIpPool" : "NotUsedByAttacker"),
                    ipInfo.IsPartOfProxy ? "ProxyIP" : "NotAProxy",
                    string.IsNullOrEmpty(simAttempt.MistakeType) ? "-" : simAttempt.MistakeType,
                    decayingInvalidPasswordAttempts,
                    simAttempt.SimAccount?.MaxConsecutiveIncorrectAttempts.GetValue(_experimentalConfiguration.BlockingOptions.BlockScoreHalfLife, simAttempt.TimeOfAttemptUtc) ?? 0d,
                    string.Join("\t", scores.Select(s => s.ToString(CultureInfo.InvariantCulture)).ToArray())
                    );

                if (simAttempt.IsFromAttacker && simAttempt.IsPasswordValid)
                {
                    lock (_AttackAttemptsWithValidPasswords)
                    {
                        _AttackAttemptsWithValidPasswords.WriteLine(outputString);
                        //_AttackAttemptsWithValidPasswords.Flush();
                    }
                }
                else if (!simAttempt.IsFromAttacker && simAttempt.IsPasswordValid)
                {
                    lock (_LegitimateAttemptsWithValidPasswords)
                    {
                        _LegitimateAttemptsWithValidPasswords.WriteLine(outputString);
                        //_LegitiamteAttemptsWithValidPasswords.Flush();
                    }
                }
                else
                {
                    lock (_OtherAttempts)
                    {
                        _OtherAttempts.WriteLine(outputString);
                        //_OtherAttempts.Flush();
                    }
                }
            });
            //(e) => {
            //},
            //cancellationToken: cancellationToken).ConfigureAwait(false);

            foreach (
                ConcurrentStreamWriter writer in
                    new []
                    {_AttackAttemptsWithValidPasswords, _LegitimateAttemptsWithValidPasswords, _OtherAttempts})
            {
                writer.Close();
            }
            //_memoryUsageLimiter.Dispose();
        }
Exemple #2
0
        /// <summary>
        /// Evaluate the accuracy of our stopguessing service by sending user logins and malicious traffic
        /// </summary>
        /// <returns></returns>
        public void Run()
        {
            _logger.WriteStatus("In RunInBackground");

            _logger.WriteStatus("Priming password-tracking with known common passwords");
            _simPasswords.PrimeWithKnownPasswordsAsync(_binomialLadderFilter, 40);
            _logger.WriteStatus("Finished priming password-tracking with known common passwords");

            _logger.WriteStatus("Creating IP Pool");
            _ipPool = new IpPool(_experimentalConfiguration);
            _logger.WriteStatus("Generating simualted account records");
            _simAccounts = new SimulatedAccounts(_ipPool, _simPasswords, _logger);
            _simAccounts.Generate(_experimentalConfiguration);

            _logger.WriteStatus("Creating login-attempt generator");
            _attemptGenerator = new SimulatedLoginAttemptGenerator(_experimentalConfiguration, _simAccounts, _ipPool,
                                                                   _simPasswords);
            _logger.WriteStatus("Finiished creating login-attempt generator");


            foreach (
                ConcurrentStreamWriter writer in
                new[]
                { _AttackAttemptsWithValidPasswords, _LegitimateAttemptsWithValidPasswords, _OtherAttempts })
            {
                lock (writer)
                {
                    writer.WriteLine(string.Format("{0}\t{1}\t{2}\t{3}\t{4}\t{5}\t{6}\t{7}\t{8}\t{9}\t{10}" +
                                                   "\t{11}\t{12}\t{13}\t{14}\t{15}\t{16}\t{17}\t{18}\t{19}\t{20}\t{21}\t{22}\t{23}\t{24}\t{25}",
                                                   "Password",
                                                   "UserID",
                                                   "IP",
                                                   "DeviceCookie",
                                                   "IsFrequentlyGuessedPw",
                                                   "IsPasswordCorrect",
                                                   "IsFromAttackAttacker",
                                                   "IsAGuess",
                                                   "IPInOposingPool",
                                                   "IsClientAProxyIP",
                                                   "TypeOfMistake",
                                                   "DecayedInvalidAttemptsPerPassword",
                                                   "DecayedMaxConsecutiveIncorrectAttemptsPerAccount",
                                                   "DecayedSuccessfulLogins",
                                                   "DecayedAccountFailuresInfrequentPassword",
                                                   "DecayedAccountFailuresFrequentPassword",
                                                   "DecayedRepeatAccountFailuresInfrequentPassword",
                                                   "DecayedRepeatAccountFailuresFrequentPassword",
                                                   "DecayedPasswordFailuresNoTypoInfrequentPassword",
                                                   "DecayedPasswordFailuresNoTypoFrequentPassword",
                                                   "DecayedPasswordFailuresTypoInfrequentPassword",
                                                   "DecayedPasswordFailuresTypoFrequentPassword",
                                                   "DecayedRepeatPasswordFailuresNoTypoInfrequentPassword",
                                                   "DecayedRepeatPasswordFailuresNoTypoFrequentPassword",
                                                   "DecayedRepeatPasswordFailuresTypoInfrequentPassword",
                                                   "DecayedRepeatPasswordFailuresTypoFrequentPassword"
                                                   ));
                }
            }

            TimeSpan testTimeSpan       = _experimentalConfiguration.TestTimeSpan;
            double   ticksBetweenLogins = ((double)testTimeSpan.Ticks) /
                                          (double)_experimentalConfiguration.TotalLoginAttemptsToIssue;
            int interlockedCount = 0;

            Parallel.For(0L, (long)_experimentalConfiguration.TotalLoginAttemptsToIssue, (count, pls) =>
                         //) TaskParalllel.RepeatWithWorkers(_experimentalConfiguration.TotalLoginAttemptsToIssue,
                         //async (count, cancelToken) =>
                         // (count) =>
            {
                interlockedCount = Interlocked.Add(ref interlockedCount, 1);
                if (interlockedCount % 10000 == 0)
                {
                    _logger.WriteStatus("Login Attempt {0:N0}", interlockedCount);
                }
                DateTime eventTimeUtc = StartTimeUtc.AddTicks((long)(ticksBetweenLogins * interlockedCount));
                SimulatedLoginAttempt simAttempt;
                if (StrongRandomNumberGenerator.GetFraction() <
                    _experimentalConfiguration.FractionOfLoginAttemptsFromAttacker)
                {
                    switch (_experimentalConfiguration.AttackersStrategy)
                    {
                    case ExperimentalConfiguration.AttackStrategy.UseUntilLikelyPopular:
                        simAttempt =
                            _attemptGenerator.MaliciousLoginAttemptBreadthFirstAvoidMakingPopular(eventTimeUtc);
                        break;

                    case ExperimentalConfiguration.AttackStrategy.Weighted:
                        simAttempt = _attemptGenerator.MaliciousLoginAttemptWeighted(eventTimeUtc);
                        break;

                    case ExperimentalConfiguration.AttackStrategy.BreadthFirst:
                    default:
                        simAttempt = _attemptGenerator.MaliciousLoginAttemptBreadthFirst(eventTimeUtc);
                        break;
                    }
                }
                else
                {
                    simAttempt = _attemptGenerator.BenignLoginAttempt(eventTimeUtc);
                }


                // Get information about the client's IP
                SimIpHistory ipHistory = _ipHistoryCache.GetOrAdd(simAttempt.AddressOfClientInitiatingRequest,
                                                                  (ip) => new SimIpHistory(
                                                                      _experimentalConfiguration.BlockingOptions
                                                                      .NumberOfFailuresToTrackForGoingBackInTimeToIdentifyTypos));
                //SimIpHistory ipHistory = await _ipHistoryCache.GetAsync(simAttempt.AddressOfClientInitiatingRequest, cancelToken);

                double[] scores = ipHistory.GetAllScores(_experimentalConfiguration.BlockingOptions.BlockScoreHalfLife,
                                                         simAttempt.TimeOfAttemptUtc);

                simAttempt.UpdateSimulatorState(this, ipHistory);

                double decayingInvalidPasswordAttempts = 0d;
                if (simAttempt.IsPasswordValid)
                {
                    DecayingDouble incorrectPasswordAttempts;
                    if (_incorrectPasswordCounts.TryGetValue(simAttempt.Password, out incorrectPasswordAttempts))
                    {
                        decayingInvalidPasswordAttempts = incorrectPasswordAttempts.GetValue(_experimentalConfiguration.BlockingOptions.BlockScoreHalfLife, simAttempt.TimeOfAttemptUtc);
                    }
                }
                else
                {
                    decayingInvalidPasswordAttempts = 1d;
                    DecayingDouble incorrectPasswordAttempts;
                    if (_incorrectPasswordCounts.TryGetValue(simAttempt.Password, out incorrectPasswordAttempts))
                    {
                        decayingInvalidPasswordAttempts += incorrectPasswordAttempts.GetValue(_experimentalConfiguration.BlockingOptions.BlockScoreHalfLife, simAttempt.TimeOfAttemptUtc);
                    }
                    _incorrectPasswordCounts[simAttempt.Password] = new DecayingDouble(decayingInvalidPasswordAttempts, simAttempt.TimeOfAttemptUtc);
                }

                var ipInfo          = _ipPool.GetIpAddressDebugInfo(simAttempt.AddressOfClientInitiatingRequest);
                string outputString = string.Format("{0}\t{1}\t{2}\t{3}\t{4}\t{5}\t{6}\t{7}\t{8}\t{9}\t{10}\t{11}\t{12}\t{13}",
                                                    simAttempt.Password,
                                                    simAttempt.SimAccount?.UsernameOrAccountId ?? "<null>",
                                                    simAttempt.AddressOfClientInitiatingRequest,
                                                    simAttempt.DeviceCookieHadPriorSuccessfulLoginForThisAccount ? "HadCookie" : "NoCookie",
                                                    simAttempt.IsFrequentlyGuessedPassword ? "Frequent" : "Infrequent",
                                                    simAttempt.IsPasswordValid ? "Correct" : "Incorrect",
                                                    simAttempt.IsFromAttacker ? "FromAttacker" : "FromUser",
                                                    simAttempt.IsGuess ? "IsGuess" : "NotGuess",
                                                    simAttempt.IsFromAttacker
                        ? (ipInfo.UsedByBenignUsers ? "IsInBenignPool" : "NotUsedByBenign")
                        : (ipInfo.UsedByAttackers ? "IsInAttackersIpPool" : "NotUsedByAttacker"),
                                                    ipInfo.IsPartOfProxy ? "ProxyIP" : "NotAProxy",
                                                    string.IsNullOrEmpty(simAttempt.MistakeType) ? "-" : simAttempt.MistakeType,
                                                    decayingInvalidPasswordAttempts,
                                                    simAttempt.SimAccount?.MaxConsecutiveIncorrectAttempts.GetValue(_experimentalConfiguration.BlockingOptions.BlockScoreHalfLife, simAttempt.TimeOfAttemptUtc) ?? 0d,
                                                    string.Join("\t", scores.Select(s => s.ToString(CultureInfo.InvariantCulture)).ToArray())
                                                    );

                if (simAttempt.IsFromAttacker && simAttempt.IsPasswordValid)
                {
                    lock (_AttackAttemptsWithValidPasswords)
                    {
                        _AttackAttemptsWithValidPasswords.WriteLine(outputString);
                        //_AttackAttemptsWithValidPasswords.Flush();
                    }
                }
                else if (!simAttempt.IsFromAttacker && simAttempt.IsPasswordValid)
                {
                    lock (_LegitimateAttemptsWithValidPasswords)
                    {
                        _LegitimateAttemptsWithValidPasswords.WriteLine(outputString);
                        //_LegitiamteAttemptsWithValidPasswords.Flush();
                    }
                }
                else
                {
                    lock (_OtherAttempts)
                    {
                        _OtherAttempts.WriteLine(outputString);
                        //_OtherAttempts.Flush();
                    }
                }
            });
            //(e) => {
            //},
            //cancellationToken: cancellationToken).ConfigureAwait(false);

            foreach (
                ConcurrentStreamWriter writer in
                new []
                { _AttackAttemptsWithValidPasswords, _LegitimateAttemptsWithValidPasswords, _OtherAttempts })
            {
                writer.Close();
            }
            //_memoryUsageLimiter.Dispose();
        }
Exemple #3
0
        /// <summary>
        /// Evaluate the accuracy of our stopguessing service by sending user logins and malicious traffic
        /// </summary>
        /// <returns></returns>
        public async Task Run(CancellationToken cancellationToken = default(CancellationToken))
        {
            _logger.WriteStatus("In RunInBackground");

            _logger.WriteStatus("Priming password-tracking with known common passwords");
            _simPasswords.PrimeWithKnownPasswordsAsync(_binomialLadderFilter, 40);
            _logger.WriteStatus("Finished priming password-tracking with known common passwords");

            _logger.WriteStatus("Creating IP Pool");
            _ipPool = new IpPool(_experimentalConfiguration);
            _logger.WriteStatus("Generating simualted account records");
            _simAccounts = new SimulatedAccounts(_ipPool, _simPasswords, _logger);
            await _simAccounts.GenerateAsync(_experimentalConfiguration, cancellationToken);

            _logger.WriteStatus("Creating login-attempt generator");
            _attemptGenerator = new SimulatedLoginAttemptGenerator(_experimentalConfiguration, _simAccounts, _ipPool, _simPasswords);
            _logger.WriteStatus("Finiished creating login-attempt generator");


            foreach (TextWriter writer in new TextWriter[] { _AttackAttemptsWithValidPasswords, _LegitiamteAttemptsWithValidPasswords, _OtherAttempts })
            {
                writer.WriteLine("{0},{1},{2},{3},{4},{5},{6},{7},{8},{9}", //,{9}
                                 "Password",
                                 "UserID",
                                 "IP",
                                 "IsFrequentlyGuessedPw",
                                 "IsPasswordCorrect",
                                 "IsFromAttackAttacker",
                                 "IsAGuess",
                                 "IPInOposingPool",
                                 "IsClientAProxyIP",
                                 "TypeOfMistake"
                                 //string.Join(",")
                                 );
            }

            TimeSpan testTimeSpan       = _experimentalConfiguration.TestTimeSpan;
            double   ticksBetweenLogins = ((double)testTimeSpan.Ticks) / (double)_experimentalConfiguration.TotalLoginAttemptsToIssue;

            await TaskParalllel.RepeatWithWorkers(_experimentalConfiguration.TotalLoginAttemptsToIssue, async (count, cancelToken) =>
            {
                if (count % 10000 == 0)
                {
                    _logger.WriteStatus("Login Attempt {0:N0}", count);
                }
                DateTime eventTimeUtc = StartTimeUtc.AddTicks((long)(ticksBetweenLogins *count));
                SimulatedLoginAttempt simAttempt;
                if (StrongRandomNumberGenerator.GetFraction() <
                    _experimentalConfiguration.FractionOfLoginAttemptsFromAttacker)
                {
                    switch (_experimentalConfiguration.AttackersStrategy)
                    {
                    case ExperimentalConfiguration.AttackStrategy.UseUntilLikelyPopular:
                        simAttempt = _attemptGenerator.MaliciousLoginAttemptBreadthFirstAvoidMakingPopular(eventTimeUtc);
                        break;

                    case ExperimentalConfiguration.AttackStrategy.Weighted:
                        simAttempt = _attemptGenerator.MaliciousLoginAttemptWeighted(eventTimeUtc);
                        break;

                    case ExperimentalConfiguration.AttackStrategy.BreadthFirst:
                    default:
                        simAttempt = _attemptGenerator.MaliciousLoginAttemptBreadthFirst(eventTimeUtc);
                        break;
                    }
                }
                else
                {
                    simAttempt = _attemptGenerator.BenignLoginAttempt(eventTimeUtc);
                }

                // Get information about the client's IP
                SimIpHistory ipHistory = await _ipHistoryCache.GetAsync(simAttempt.AddressOfClientInitiatingRequest, cancelToken);

                double[] scores = ipHistory.GetAllScores(_experimentalConfiguration.BlockingOptions.BlockScoreHalfLife,
                                                         simAttempt.TimeOfAttemptUtc);

                simAttempt.UpdateSimulatorState(this, ipHistory);

                var ipInfo          = _ipPool.GetIpAddressDebugInfo(simAttempt.AddressOfClientInitiatingRequest);
                string outputString = string.Format("{0},{1},{2},{3},{4},{5},{6},{7},{8},{9},{10}",
                                                    simAttempt.Password,
                                                    simAttempt.SimAccount?.UsernameOrAccountId ?? "<null>",
                                                    simAttempt.AddressOfClientInitiatingRequest,
                                                    simAttempt.IsFrequentlyGuessedPassword ? "Frequent" : "Infrequent",
                                                    simAttempt.IsPasswordValid ? "Correct" : "Incorrect",
                                                    simAttempt.IsFromAttacker ? "FromAttacker" : "FromUser",
                                                    simAttempt.IsGuess ? "IsGuess" : "NotGuess",
                                                    simAttempt.IsFromAttacker ? (ipInfo.UsedByBenignUsers ? "IsInBenignPool" : "NotUsedByBenign") :
                                                    (ipInfo.UsedByAttackers ? "IsInAttackersIpPool" : "NotUsedByAttacker"),
                                                    ipInfo.IsPartOfProxy ? "ProxyIP" : "NotAProxy",
                                                    string.IsNullOrEmpty(simAttempt.MistakeType) ? "-" : simAttempt.MistakeType,

                                                    string.Join(",", scores.Select(s => s.ToString(CultureInfo.InvariantCulture)).ToArray())
                                                    );

                if (simAttempt.IsFromAttacker && simAttempt.IsPasswordValid)
                {
                    await _AttackAttemptsWithValidPasswords.WriteLineAsync(outputString);
                    await _AttackAttemptsWithValidPasswords.FlushAsync();
                }
                else if (!simAttempt.IsFromAttacker && simAttempt.IsPasswordValid)
                {
                    await _LegitiamteAttemptsWithValidPasswords.WriteLineAsync(outputString);
                    await _LegitiamteAttemptsWithValidPasswords.FlushAsync();
                }
                else
                {
                    await _OtherAttempts.WriteLineAsync(outputString);
                    await _OtherAttempts.FlushAsync();
                }
            },
                                                  //(e) => {
                                                  //},
                                                  cancellationToken : cancellationToken);

            _memoryUsageLimiter.Dispose();
        }