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https://github.com/czottmann/jquery-browser-fingerprint

A super-simple, quick and dirty jQuery-based browser fingerprinting plugin.
https://github.com/czottmann/jquery-browser-fingerprint

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A super-simple, quick and dirty jQuery-based browser fingerprinting plugin.

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README

        

### jquery.browser-fingerprint.js

Browser fingerprinting is a technique to "mark" anonymous users using JS
(or other things). To build an "identity" of sorts the browser is queried
for a list of its plugins, the screen size and several other things, then
hashes them. The idea is that these bits of information produce an unique
"fingerprint" of sorts; the more elaborate the list of data points is, the
more unique this fingerprint becomes. And you wouldn't even need to set a
cookie to recognize this user when she visits again.

For more information on this topic consult
[Ars Technica](http://arstechnica.com/tech-policy/news/2010/05/how-your-web-browser-rats-you-out-online.ars)
or the [EFF](http://panopticlick.eff.org/). There is a lot of potential
for undesirable shenanigans, and I strictly oppose using this technique for
marketing and ad-related tracking purposes.

Anyways, I needed a really simple fingerprinting library, so I wrote a
quick and dirty jQuery plugin. This is by no means a complete and
watertight implementation -- it is merely the scratch for a particular itch
I was having. YMMV.

This library was written by Carlo Zottmann, [email protected], has its home
@ [Github](http://github.com/carlo/jquery-browser-fingerprint) and is
WTF-licensed (see LICENSE.txt).

Documentation (docco-generated) can be found in the `docs/` folder.