Learn how identifiable you are on the Internet

Help us investigate the diversity of web browsers.

This website aims at studying the diversity of browser fingerprints and providing developers with data to help them design good defenses. Contribute to the efforts by viewing your own browser fingerprint or consult the current statistics of data provided by users around the world!

View my browser fingerprint

If you click on this button, we will collect your browser fingerprint, we will put a cookie on your browser for a period of 4 months. More details are available in the privacy policy

New blog post about port contention side channels in web browsers available !
Check out our new blog post vulgarizing our AsiaCCS'22 paper written by Thomas Rokicki and and Clémentine Maurice

Check out the blog post for our new NDSS 2022 paper on GPU fingerprinting with WebGL !
Thanks to everybody who visits the site and helps us collect data to find these privacy bugs.

We have three open PhD positions here
Application Deadline: June 30th, 2022

You can find some tools to improve your privacy here

What is a browser fingerprint? FAQ

We have an AmIUnique extension for Firefox and Chrome to track the evolution of your fingerprint. See here

The publication list related to fingerprinting is available here

You can find some statistics on common attributes here

Any questions? Write to us at Show the address