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uilian/index.html

Created October 20, 2017 13:28
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Generate browser unique fingerprint
Raw
index.html
<html>
<head>
<script
src="https://code.jquery.com/jquery-3.2.1.min.js"
integrity="sha256-hwg4gsxgFZhOsEEamdOYGBf13FyQuiTwlAQgxVSNgt4="
crossorigin="anonymous"></script>
<script
src="https://cdnjs.cloudflare.com/ajax/libs/crypto-js/3.1.9-1/crypto-js.min.js" ></script>
<script type="text/javascript">
/* Generate a fingerprint string for the browser */
function generateFingerprint(){
console.log('teste');
//Generate a string based on "stable" information taken from the browser
//We call here "stable information", information that normally don't change during the user
//browse the application just after authentication
var fingerprint = [];
//Take plugins
for(var i = 0; i < navigator.plugins.length; i++){
fingerprint.push(navigator.plugins[i].name);
fingerprint.push(navigator.plugins[i].filename);
fingerprint.push(navigator.plugins[i].description);
fingerprint.push(navigator.plugins[i].version);
}
//Take User Agent
fingerprint.push(navigator.userAgent);
//Take Screen resolution
fingerprint.push(screen.availHeight);
fingerprint.push(screen.availWidth);
fingerprint.push(screen.colorDepth);
fingerprint.push(screen.height);
fingerprint.push(screen.pixelDepth);
fingerprint.push(screen.width);
//Take Graphical card info
//See http://output.jsbin.com/ovekor/3/
try {
//Add a Canvas element if the body do not contains one
if ( $("#glcanvas").length == 0 ){
$(document.body).append("<canvas id='glcanvas'></canvas>");
}
//Get ref on Canvas
var canvas = document.getElementById("glcanvas");
//Retrieve Canvas properties
gl = canvas.getContext("experimental-webgl");
gl.viewportWidth = canvas.width;
gl.viewportHeight = canvas.height;
fingerprint.push(gl.getParameter(gl.VERSION));
fingerprint.push(gl.getParameter(gl.SHADING_LANGUAGE_VERSION));
fingerprint.push(gl.getParameter(gl.VENDOR));
fingerprint.push(gl.getParameter(gl.RENDERER));
fingerprint.push(gl.getSupportedExtensions().join());
} catch (e) {
//Get also error because it's will be stable too..
fingerprint.push(e);
}
//Last and, in order to made this browser unique, generate a random ID that we will store
//in local storage (in order to be persistent after browser close/reopen)
//Add this ID because, in Enterprise, most of the time browser have the same configuration
var browserUniqueID = localStorage.getItem("browserUniqueID");
if (browserUniqueID === null) {
localStorage.setItem("browserUniqueID", CryptoJS.lib.WordArray.random(80));
browserUniqueID = localStorage.getItem("browserUniqueID");
}
fingerprint.push(browserUniqueID);
//return fingerprint.join();
console.log(fingerprint.join());
};
$(document).ready( function () {
generateFingerprint();
});
</script>
</head>
<body>
</body>
</html>
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