不得不說這17track網(wǎng)站風控做的很好，哪怕Cookie拿到了有時候也會請求不到數(shù)據(jù)。 下面就是Cookie中Last-Event-ID參數(shù)的解決代碼，難度中等，關鍵點需要慢慢分析。 window = this; document = this; navigator = this;'use strict';var _0x244b56 = [];var _0x499b55 = '';function _0x2799f5(_0x420572, _0x56e8b0) {if (!_0x420572) {return 0;}var _0x46cc0f = 1315423911 ^ _0x56e8b0 << 16;var _0x16bcec;var _0x1bc9f5;for (_0x16bcec = _0x420572["length"] - 1; _0x16bcec >= 0; _0x16bcec--) {_0x1bc9f5 = _0x420572["charCodeAt"](_0x16bcec);_0x46cc0f ^= (_0x46cc0f << 5) + _0x1bc9f5 + (_0x46cc0f >> 2);}_0x1d8c3b(3);return Math["abs"](_0x46cc0f & 2147483647);}function _0x59b9eb(_0x41c36d) {var _0x4403f4 = "2|3|4|1|0"["split"]('|');var _0x532f0d = 0;if (!_0x41c36d) return 0;var _0x6b1e8c = 5381;var _0x4cda2a = _0x41c36d["length"];while (_0x4cda2a) {_0x6b1e8c = _0x6b1e8c * 33 ^ _0x41c36d["charCodeAt"](--_0x4cda2a);}return _0x6b1e8c >>> 0;}function _0x2ad7ad() {var _0x3adc17 = [];try {var _0x52d0bf = "2|8|18|6|12|0|9|15|14|3|7|11|17|4|5|10|1|13|16"["split"]('|');var _0x5c8479 = 0;_0x3adc17["push"](screen["colorDepth"]);_0x3adc17["push"](navigator["language"]);_0x3adc17['push'](new Date()["getTimezoneOffset"]());var _0x8bfe68 = [screen["height"], screen["width"]];_0x3adc17["push"](_0x8bfe68["join"]('x'));var _0x306bee = document["createElement"]("canvas");var _0x329da3 = _0x306bee["getContext"]('2d');var _0x929cab = "https://github.com/fingerprintjs/fingerprintjs2";_0x329da3["textBaseline"] = "top";_0x329da3["font"] = "14px 'Arial'";_0x329da3["textBaseline"] = "alphabetic";_0x329da3["fillStyle"] = "#f60";_0x329da3["fillRect"](125, 1, 62, 20);_0x329da3["fillStyle"] = "#069";_0x329da3["fillText"](_0x929cab, 2, 15);_0x329da3['fillStyle'] = "rgba(102, 204, 0, 0.7)";_0x329da3["fillText"](_0x929cab, 4, 17);_0x3adc17["push"](_0x306bee["toDataURL"]());return _0x3adc17["join"]("\r\n");} catch (_0x1f3a29) {return null;}}function _0x516476() {var _0x1922c2 = [];var arr = ['d5dbca8b47', '308c237350', '3ee239dc9f', '1e6677ffea', '617e6b05cc', '617e6b05cc', '88fa93d5b4', 'c108809f94', '581621bcd0', 'dd91aef239', '5240255cd9', '4df59b7936']var _0x4a5529 = Math.floor(Math.random()* arr.length);return arr[_0x4a5529];}function _0x2d7613(_0x1c03be, _0xdea2f8, _0xef65ff) {var _0x344e02 = _0x2799f5(_0x1c03be, _0xdea2f8);if (_0xef65ff) {_0x244b56[5] = _0x5c4b14(_0x344e02["toString"](16));return;}_0x244b56[4] = _0x5c4b14(_0x344e02['toString'](16));}function _0x5c4b14(_0x492a67) {var _0x316a23 = _0x492a67;while (_0x316a23['length'] < 8) {_0x316a23 = '0' + _0x316a23;}return _0x316a23;}function _0x22b648(_0x54e503) {var _0x571f4f = _0x54e503;var _0x4168ff = Math.random();_0x571f4f = Math.round(_0x4168ff * _0x54e503);_0x244b56[1] = _0x571f4f['toString'](16);_0x244b56[2] = _0x571f4f["toString"](16)['length'];return _0x571f4f;}function _0x2b81f9(_0x17c71d) {var _0x57f7ef = '';for (var _0x4ab916 = 0; _0x4ab916 < _0x17c71d["length"]; _0x4ab916++) {if (_0x57f7ef == '') _0x57f7ef = _0x17c71d['charCodeAt'](_0x4ab916)['toString'](16); else _0x57f7ef += _0x17c71d['charCodeAt'](_0x4ab916)['toString'](16);}return _0x57f7ef;}function _0x20022f(_0x48151c) {return _0x48151c["split"]('')['reverse']()["join"]('');}function _0x1d8c3b(_0x11716c) {if (window && window["innerWidth"] && window["innerWidth"] > 0 && document && document["location"]["hostname"]["match"](".17track.net")) !_0x11716c ? _0x244b56[3] = 1 : _0x244b56[3] = _0x11716c; else {_0x244b56[3] = 3;}}function _0x5cef07() {var _0x37848b;try {_0x37848b = new XMLHttpRequest();} catch (_0x1f56bd) {try {_0x37848b = new ActiveXObject("Msxml2.XMLHTTP");} catch (_0xec3ba0) {try {_0x37848b = new ActiveXObject("Microsoft.XMLHTTP");} catch (_0x3447e2) {return false;}}}_0x37848b = null;return true;}function _0x440278(_0x2d2f5a, _0x13e368, _0x3c01bd) {var _0x44f341 = "yq-";var _0x16ed71 = "Last-Event-ID";var _0x4b7efc = _0x59b9eb(_0x2ad7ad());if (_0x3c01bd == 0) _0x44f341 += "random"; else {_0x44f341 = _0x13e368[_0x3c01bd];}document && document["removeEventListener"];_0x44f341 += ':' + 'false' + ':' + 4164604265 + ':' + _0x516476()console.log(_0x44f341)_0x44f341 = _0x44f341 + '/' + Date.now()["toString"](16) + '/' + 722["toString"](16) + '/' + 'true';console.log(_0x44f341)_0x2d7613(_0x44f341, _0x3c01bd);_0x44f341 = _0x2b81f9(_0x20022f(_0x44f341));_0x244b56[0] = _0x44f341;var _0xbb4f04 = "5|1|0|4|2|3"["split"]('|');var _0x191c56 = 0;var _0x20ad48 = new Date();_0x20ad48['setTime'](_0x20ad48["getTime"]() - 300000);return _0x244b56['join']('')}function _0x2dd03f(data) {_0x499b55 = data;var _0xdf4708;try {_0xdf4708 = JSON["parse"](_0x499b55);} catch (_0x535e3c) {_0xdf4708 = null;}if (_0xdf4708 && _0xdf4708["guid"] === '')_0x2d7613(_0x499b55, _0x499b55['length'], true);var _0x53d5dd = ''var _0x2865a2 = ['navbar navbar-default yq-header yq-header-v3', 'navbar-toggle hamburger hamburger-close collapsed yq-mobile-menu-btn', 'nav navbar-toolbar navbar-right navbar-toolbar-right yq-navbar-toolbar yq-navbar-normal', 'yq-dropdown-menu-media-apps visible-lg', 'dropdown-menu yq-moreapp-container yq-dropdown-products fix-max-height dropdown-menu-left yq-ani-tl yq-dropdown-icontext', 'yq-products-stitle', 'list-group yq-list-group-moreapp', 'yq-products-stitle', 'list-group yq-list-group-moreapp', 'dropdown-menu yq-dropdown-icontext yq-dropdown-320 fix-max-height', 'dropdown-menu yq-dropdown-240 fix-max-height', 'dropdown-menu yq-dropdown-240 fix-max-height', 'yq-dropdown-menu-media-msg hide', 'yq-head-msg yq-navbar-menuIcon-24', 'yq-msg-nomsg vertical-align panel text-center hide', 'yq-msg-network-err vertical-align panel text-center hide', 'yq-userinfo hide', 'dropdown-menu dropdown-menu-media yq-dropdown-menu-media-user', 'dropdown-menu-footer yq-user-footer clearfix', 'btn btn-warning btn-pure yq-btn-flat btn-round font-weight-600', 'margin-horizontal-10 yq-input-container', 'dropdown-menu dropdown-menu-media yq-track-dropdown', 'yq-more-track-container clearfix', 'yq-tools-small', 'navbar-brand-logo hidden-xs yq-default-logo', 'navbar-brand-logo visible-xs yq-default-logo', 'navbar-collapse collapse yq-mobile-navbar navbar-header', 'yq-mobile-navbar-main', 'yq-prj-mobile-navbar', 'nav navbar-nav is-full yq-navbar-toolbar', 'dropdown-menu dropdown-menu-left yq-ani-tl yq-dropdown-icontext ', 'yq-products-stitle', 'yq-products-stitle', 'dropdown-menu yq-dropdown-icontext dropdown-menu-left yq-ani-tl', 'dropdown-menu dropdown-menu-left yq-ani-tl', 'yq-mobile-navbar-footer', 'btn btn-warning btn-pure yq-btn-flat btn-block', 'tab-content yq-panel-tracklist scrollable is-enabled scrollable-vertical', 'yq-panel-gad', 'modal-dialog yq-modal-dialog']return _0x440278(_0x53d5dd, _0x2865a2, _0x22b648(_0x2865a2["length"]));}_0x2dd03f('{"data":[{"num":"1508697621","fc":0,"sc":0},{"num":"1508681532","fc":0,"sc":0},{"num":"1508681602","fc":0,"sc":0},{"num":"1508647044","fc":0,"sc":0},{"num":"1508695790","fc":0,"sc":0},{"num":"1508662971","fc":0,"sc":0}],"guid":"","timeZoneOffset":-480}')//WX:pyzzdd //dropdown-menu dropdown-menu-left yq-ani-tl yq-dropdown-icontext :false:4164604265:dd91aef239 //"dropdown-menu dropdown-menu-media yq-track-dropdown:false:4164604265:3ee239dc9f" //"navbar-brand-logo visible-xs yq-default-logo:false:4164604265:617e6b05cc" //"nav navbar-nav is-full yq-navbar-toolbar:false:4164604265:3ee239dc9f" //"list-group yq-list-group-moreapp:false:4164604265:4df59b7936" //"margin-horizontal-10 yq-input-container:false:4164604265:4df59b7936" //"yq-more-track-container clearfix:false:4164604265:dd91aef239" //"yq-more-track-container clearfix:false:4164604265:d5dbca8b47" //"yq-more-track-container clearfix:false:4164604265:d5dbca8b47" //"yq-more-track-container clearfix:false:4164604265:d5dbca8b47/18224574738/2d2/true"

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