JavaScript tells all, which turns out not to be so great for privacy: Side-channel leaks can be exploited to follow you around the interweb

And using browser privacy extensions may just make matters worse

Boffins from Graz University of Technology in Austria have devised an automated system for browser profiling using two new side channel attacks that can help expose information about software and hardware to fingerprint browsers and improve the effectiveness of exploits.…

The Register – Security
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