patmigliaccio

/**
 * Reverses basic obfuscation techniques used by the JavaScript Obfuscator.
 * 
 * Reference: https://javascriptobfuscator.com/
 * 
 * @param {string} data String representation of a JavaScript file
 * @returns {string}
 */
function reverseObfuscation(data) {
	return replaceArrayReferences(replaceHexArrayValues(replaceHexVariables(data)));

patmigliaccio

var _0xe6a3=["\x64\x61\x74\x61","\x70\x61\x72\x73\x65","\x74\x68\x65\x6E","\x2F\x61\x73\x73\x65\x74\x73\x2F\x63\x73\x73\x2F\x73\x76\x67\x2F\x67\x65\x6E\x65\x72\x61\x74\x65","","\x73\x70\x6C\x69\x74","\x74\x72\x69\x6D","\x70\x6F\x70","\x75\x6E\x73\x68\x69\x66\x74","\x66\x6F\x72\x45\x61\x63\x68","\x6A\x6F\x69\x6E"];function requestGeneratedSVG(){return xhr(_0xe6a3[3])[_0xe6a3[2]](function(_0xe415x2){let _0xe415x3=parseSVGResponse(_0xe415x2[_0xe6a3[0]]);return JSON[_0xe6a3[1]](atob(_0xe415x3))})}function parseSVGResponse(_0xe415x5){var _0xe415x6=_0xe415x5[_0xe6a3[5]](_0xe6a3[4]);for(let _0xe415x7=0;_0xe415x7< 64;_0xe415x7++){var _0xe415x8=_0xe415x6[_0xe6a3[7]]()[_0xe6a3[6]]();_0xe415x6[_0xe6a3[8]](_0xe415x8)};var _0xe415x9=[];_0xe415x6[_0xe6a3[9]](function(_0xe415xa){_0xe415x9[_0xe6a3[8]](_0xe415xa)});return _0xe415x9[_0xe6a3[10]](_0xe6a3[4])}

patmigliaccio

var _0xe6a3=["\x64\x61\x74\x61","\x70\x61\x72\x73\x65","\x74\x68\x65\x6E","\x2F\x61\x73\x73\x65\x74\x73\x2F\x63\x73\x73\x2F\x73\x76\x67\x2F\x67\x65\x6E\x65\x72\x61\x74\x65","","\x73\x70\x6C\x69\x74","\x74\x72\x69\x6D","\x70\x6F\x70","\x75\x6E\x73\x68\x69\x66\x74","\x66\x6F\x72\x45\x61\x63\x68","\x6A\x6F\x69\x6E"];function requestGeneratedSVG(){return xhr(_0xe6a3[3])[_0xe6a3[2]](function(_0xe415x2){let _0xe415x3=parseSVGResponse(_0xe415x2[_0xe6a3[0]]);return JSON[_0xe6a3[1]](atob(_0xe415x3))})}function parseSVGResponse(_0xe415x5){var _0xe415x6=_0xe415x5[_0xe6a3[5]](_0xe6a3[4]);for(let _0xe415x7=0;_0xe415x7< 64;_0xe415x7++){var _0xe415x8=_0xe415x6[_0xe6a3[7]]()[_0xe6a3[6]]();_0xe415x6[_0xe6a3[8]](_0xe415x8)};var _0xe415x9=[];_0xe415x6[_0xe6a3[9]](function(_0xe415xa){_0xe415x9[_0xe6a3[8]](_0xe415xa)});return _0xe415x9[_0xe6a3[10]](_0xe6a3[4])}

patmigliaccio

function requestGeneratedSVG(){
	return xhr('/assets/css/svg/generate')
			.then(response => {
				let content = parseSVGResponse(response.data);

				// Decoded sensitive data would be handled here.
				return JSON.parse(atob(content));
			});
}

patmigliaccio

const logMessageLimited = limiter(msg => { console.log(msg); }, 500);

for (let i = 0; i < 3; i++){
    logMessageLimited(`[Message Log] Action (${i}) rate limited.`);
}

patmigliaccio

function limiter(fn, wait){
    let isCalled = false,
        calls = [];

    let caller = function(){
        if (calls.length && !isCalled){
            isCalled = true;
            calls.shift().call();
            setTimeout(function(){
                isCalled = false;

patmigliaccio

function limiter(fn, wait){
    let isCalled = false,
        calls = [];

    let caller = function(){
        if (calls.length && !isCalled){
            isCalled = true;
            calls.shift().call();
            setTimeout(function(){
                isCalled = false;

patmigliaccio

// Broken Code
function limiter(fn, wait){
    let isCalled = false,
        calls = [];

	return function(){
		calls.push(fn);

        // Infinite Loop
		while (calls.length){

patmigliaccio

function limiter(fn, wait){
    let isCalled = false;

    return function(){
        if (!isCalled){
            fn();
            isCalled = true;
            setTimeout(function(){
                isCalled = false;
            }, wait)

patmigliaccio

function makeRequests(urls){
	let requests = urls.map(url => xhr({url: url, responseType: 'arraybuffer'}));
	
	all(requests)
		.then(response => {
			response.forEach(value => {
				if (value instanceof Error){
					console.error(value);
				}