[Webkit-unassigned] [Bug 132588] support for navigator.cores or navigator.hardwareConcurrency

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=132588





--- Comment #6 from Filip Pizlo <fpizlo at apple.com>  2014-05-05 21:30:35 PST ---
(In reply to comment #2)
> In addition to more bits for fingerprinting, it's directly exploitable data - the web page will know whether you have expensive hardware.

How is this exploitable?

I don't buy that the number of cores reveals so many bits that we should care.

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