cache it.n min_guesses = 1n if match.token.length < password.lengthn min_guesses = if match.token.length 1n MIN_SUBMATCH_GUESSES_SINGLE_CHARn elsen MIN_SUBMATCH_GUESSES_MULTI_CHARn estimation_functions =n bruteforce: @bruteforce_guessesn dictionary: @dictionary_guessesn spatial: @spatial_guessesn repeat: @repeat_guessesn sequence: @sequence_guessesn regex: @regex_guessesn date: @date_guessesn guesses = estimation_functions[match.pattern].call this, matchn match.guesses = Math.max guesses, min_guessesn match.guesses_log10 = @log10 match.guessesn match.guessesnn bruteforce_guesses: (match) ->n guesses = Math.pow BRUTEFORCE_CARDINALITY, match.token.lengthn if guesses Number.POSITIVE_INFINITYn guesses = Number.MAX_VALUE;n # small detail: make bruteforce matches at minimum one guess bigger than smallest allowedn # submatch guesses, such that non-bruteforce submatches over the same [i..j] take precedence.n min_guesses = if match.token.length 1n MIN_SUBMATCH_GUESSES_SINGLE_CHAR + 1n elsen MIN_SUBMATCH_GUESSES_MULTI_CHAR + 1n Math.max guesses, min_guessesnn repeat_guesses: (match) ->n match.base_guesses * match.repeat_countnn sequence_guesses: (match) ->n first_chr = match.token.charAt(0)n # lower guesses for obvious starting pointsn if first_chr in ['a', 'A', 'z', 'Z', '0', '1', '9']n base_guesses = 4n elsen if first_chr.match /d/n base_guesses = 10 # digitsn elsen # could give a higher base for uppercase,n # assigning 26 to both upper and lower sequences is more conservative.n base_guesses = 26n if not match.ascendingn # need to try a descending sequence in addition to every ascending sequence ->n # 2x guessesn base_guesses *= 2n base_guesses * match.token.lengthnn MIN_YEAR_SPACE: 20n REFERENCE_YEAR: new Date().getFullYear()nn regex_guesses: (match) ->n char_class_bases =n alpha_lower: 26n alpha_upper: 26n alpha: 52n alphanumeric: 62n digits: 10n symbols: 33n if match.regex_name of char_class_basesn Math.pow(char_class_bases[match.regex_name], match.token.length)n else switch match.regex_namen when 'recent_year'n # conservative estimate of year space: num years from REFERENCE_YEAR.n # if year is close to REFERENCE_YEAR, estimate a year space of MIN_YEAR_SPACE.n year_space = Math.abs parseInt(match.regex_match[0]) - @REFERENCE_YEARn year_space = Math.max year_space, @MIN_YEAR_SPACEn year_spacenn date_guesses: (match) ->n # base guesses: (year distance from REFERENCE_YEAR) * num_days * num_yearsn year_space = Math.max(Math.abs(match.year - @REFERENCE_YEAR), @MIN_YEAR_SPACE)n guesses = year_space * 365n # add factor of 4 for separator selection (one of ~4 choices)n guesses *= 4 if match.separatorn guessesnn KEYBOARD_AVERAGE_DEGREE: calc_average_degree(adjacency_graphs.qwerty)n # slightly different for keypad/mac keypad, but close enoughn KEYPAD_AVERAGE_DEGREE: calc_average_degree(adjacency_graphs.keypad)nn KEYBOARD_STARTING_POSITIONS: (k for k,v of adjacency_graphs.qwerty).lengthn KEYPAD_STARTING_POSITIONS: (k for k,v of adjacency_graphs.keypad).lengthnn spatial_guesses: (match) ->n if match.graph in ['qwerty', 'dvorak']n s = @KEYBOARD_STARTING_POSITIONSn d = @KEYBOARD_AVERAGE_DEGREEn elsen s = @KEYPAD_STARTING_POSITIONSn d = @KEYPAD_AVERAGE_DEGREEn guesses = 0n L = match.token.lengthn t = match.turnsn # estimate the number of possible patterns w/ length L or less with t turns or less.n for i in [2..L]n possible_turns = Math.min(t, i - 1)n for j in [1..possible_turns]n guesses += @nCk(i - 1, j - 1) * s * Math.pow(d, j)n # add extra guesses for shifted keys. ': ['`~', null, null, '2@', 'qQ', null], '': [';:', '[{', ']}', null, null, '/? '], '#': ['2@', null, null, '4$', 'eE', 'wW'], '$': ['3#', null, null, '5%', 'rR', 'eE'], '%': ['4$', null, null, '6^', 'tT', 'rR'], '&': ['6^', null, null, '8*', 'uU', 'yY'], '': [';:', '[{', ']}', null, null, '/? Your browser's Javascript functionality is turned off. Watch BBW HD Porn 1080p HD porn videos for free on Eporner.com. ', '0'], '4': [null, null, '7', '8', '5', '2', '1', null], '5': ['4', '7', '8', '9', '6', '3', '2', '1'], '6': ['5', '8', '9', '-', '+', null, '3', '2'], '7': [null, null, null, '=', '8', '5', '4', null], '8': ['7', null, '=', '/', '9', '6', '5', '4'], '9': ['8', '=', '/', '*', '-', '+', '6', '5'], '=': [null, null, null, null, '/', '9', '8', '7']}nnmodule.exports = adjacency_graphsn'. '# generated by scripts/build_keyboard_adjacency_graphs.pynadjacency_graphs = n qwerty: {'! Willkommen in unserer Community! It provides a blog engine and a framework for Web application … ', null, null, '3#', 'wW', 'qQ'], '3': ['2@', null, null, '4$', 'eE', 'wW'], '4': ['3#', null, null, '5%', 'rR', 'eE'], '5': ['4$', null, null, '6^', 'tT', 'rR'], '6': ['5%', null, null, '7&', 'yY', 'tT'], '7': ['6^', null, null, '8*', 'uU', 'yY'], '8': ['7&', null, null, '9(', 'iI', 'uU'], '9': ['8*', null, null, '0)', 'oO', 'iI'], ':': ['lL', 'pP', '[{', '', '/? 'adjacency_graphs = require('./adjacency_graphs')nn# on qwerty, 'g' has degree 6, being adjacent to 'ftyhbv'. ' (% instead of 5, A instead of a. Unsere Dienstleistungen im Bereich Zahnimplantate. ': ['0', '2', '3', null, null, null, null, null], '/': [null, null, null, null, '*', '9', '8', '7'], '0': [null, '1', '2', '3', '. 'node_modules/browserify/node_modules/browser-pack/_prelude.js'. PASSwORD),n # the number of ways to lowercase U+L letters with L lowercase letters or less.n U = (chr for chr in word.split(') when chr.match /[A-Z]/).lengthn L = (chr for chr in word.split(') when chr.match /[a-z]/).lengthn variations = 0n variations += @nCk(U + L, i) for i in [1..Math.min(U, L)]n variationsnn l33t_variations: (match) ->n return 1 if not match.l33tn variations = 1n for subbed, unsubbed of match.subn # lower-case match.token before calculating: capitalization shouldn't affect l33t calc.n chrs = match.token.toLowerCase().split(')n S = (chr for chr in chrs when chr subbed).length # num of subbed charsn U = (chr for chr in chrs when chr unsubbed).length # num of unsubbed charsn if S 0 or U 0n # for this sub, password is either fully subbed (444) or fully unsubbed (aaa)n # treat that as doubling the space (attacker needs to try fully subbed chars in addition ton # unsubbed.
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