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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 | 3x 3x 3x 2x 1x 1x 3x 12x 12x 12x 60x 610x 60x 60x 60x 550x 15x 535x 14x 535x 550x 8x 542x 4x 542x 60x 60x 12x 3x 20x 20x 2x 18x 2x 16x 2x 14x 14x 1x 13x 1x 12x 1x 11x 3x 14x 14x 14x 14x 56x 14x 14x 140x 140x 14x | "use strict"; const password = require('./password'); module.exports = Object.assign({}, password); module.exports.assign = async function (user, field, value, fieldMeta, loginUser, config) { if (typeof value === 'string' && value !== '') { this.checkStrongPassword(value); } await password.assign.call(this, user, field, value, fieldMeta, loginUser, config); }; const sequences = [ 'abcdefghijklmnopqrstuvwxyz', 'pyfgcrlaoeuidhtnsqjkxbmwvz', '0123456789', 'qwertyuiop[]asdfghjkl;\'zxcvbnm,./', '!@#$%^&*()_+' ]; function findMaxSequenceSize(password) { var maxSequence = 0; password = password.toLowerCase(); sequences.forEach(function (sequence) { var converted = Array.prototype.map.call(password, function (c) { return sequence.indexOf(c); }); var progressiveSize = 1; var sameSize = 1; for (var x = 1; x < converted.length; x++) { if (converted[x] === converted[x - 1] && converted[x] !== -1) { sameSize++; } else { if (sameSize > maxSequence) { maxSequence = sameSize; } sameSize = 1; } if (converted[x] === converted[x - 1] + 1 && converted[x - 1] !== -1) { progressiveSize++; } else { if (progressiveSize > maxSequence) { maxSequence = progressiveSize; } progressiveSize = 1; } } Iif (sameSize > maxSequence) { maxSequence = sameSize; } Iif (progressiveSize > maxSequence) { maxSequence = progressiveSize; } }); return maxSequence; } module.exports.checkStrongPassword = function (password) { Iif (password.length > 12) { return true; } if (!password || password.length < 10) { throw new Error('Password must be provided and must be at least 10 characters. Must consist of lowercase, uppercase letters, numbers, symbols. Must not contain spaces. Must not be sequential.'); } if (!password.match(/[a-z]+/)) { throw new Error('Password must consist of lowercase, uppercase letters, numbers and symbols.'); } if (!password.match(/[A-Z]+/)) { throw new Error('Password must consist of lowercase, uppercase letters, numbers and symbols.'); } Iif (!password.match(/[0-9]+/)) { throw new Error('Password must consist of lowercase, uppercase letters, numbers and symbols.'); } if (!password.match(/[^a-zA-Z0-9]+/)) { throw new Error('Password must consist of lowercase, uppercase letters, numbers and symbols.'); } if (password.match(/\s+/)) { throw new Error('Password must not consist whitespace characters'); } if (findMaxSequenceSize(password) > 2) { throw new Error('Password must not consist of sequences of size greater than 2.'); } return true; } /** * generate strong password * @param {number} [length=10] length of password to generate * @return {string} */ module.exports.generate = function generate(length = 10) { const groups = [ '0123456789', 'abcdefghijklmnopqrstuvwxyz', 'ABCDEFGJIJKLMNOPQRSTUVWXYZ', '!@$^*_' ]; let availableOrder = [0, 1, 2, 3]; let order = []; while (availableOrder.length > 0) { order.push(availableOrder.splice(Math.floor(Math.random() * availableOrder.length), 1)[0]); } let password = ''; for (let i = 0; i < length; i++) { let currentGroup = groups[i % groups.length]; password += currentGroup[Math.floor(Math.random() * currentGroup.length)]; } return password; } |