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Since Chromium 148, Math.tanh is now fingerprintable to link underlying OS
Math.tanh, every CSS trig function, and the Web Audio compressor all route through the host libm, so the rounding of a cosine betrays the OS a browser actually …
Scrapfly Blog
Engineering deep dives, postmortems, and notes from the team behind scrapfly.io. Anti-bot teardowns, browser internals, distributed scraping at scale.
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