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 <b38d824c-4ea6-43b8-efa7-6f4c58f78a55@beroal.in.ua>
 <575647DD.4040603@browserprint.info>
From: me@beroal.in.ua
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Date: Tue, 7 Jun 2016 18:08:13 +0300
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Subject: Re: [tor-talk] Browserprint fingerprinting website
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I zoom and change window size often, and they are reset when the browser 
starts. I think they rather prevent tracking me. But your site tells 
that my fingerprint is unique because of them. Maybe, exclude those 
parameters?


On 07.06.16 07:04, cube wrote:
> Yes, the TBB and IceCat handle screen size calculations in a way
> different to most browsers.
> This results in odd screen sizes and screen sizes that can be affected
> by zooming.
> I wasn't aware that the character sizes test was also affected by
> zooming (this seems to be the case on even regular browsers), thanks for
> pointing that out.
> I'm also concerned that you got "nullxnull" for your CSS screen size
> test, I guess that means the test is bugged.
>
> On 07/06/16 07:38, me@beroal.in.ua wrote:
>> Hi. I pushed the "fingerprint me" button.
>>
>> Browser Characteristic | Number of occurrences | one in x browsers
>> have this value | value
>> Screen Size and Colour Depth | 1 | 217 | 583x467x24
>>
>> It seems that this parameter depends on the zoom, as well as
>> "Character Sizes".
>>
>> On 06.06.16 14:47, cube@browserprint.info wrote:
>>> Hello, I'm the creator of a new fingerprinting website,
>>> https://browserprint.info
>>> Think Panopticlick but with a lot more tests.
>>> Many of the tests are even designed specifically to catch the Tor
>>> browser bundle out, for instance the Math/Tan function returns a
>>> different value based on what your underlying operating system is, so
>>> it's easy to detect when a browser is lying in their user-agent string.
>>> I would greatly appreciate if you visit the site and fingerprint
>>> yourselves since it will help me refine the techniques and improve
>>> the site.
>>> I'm adding more tests every week and if you have any ideas or
>>> suggestions I'd love to hear them.

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