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I understand how ETag works foe tracking, but can you point me in the direction to learn more about steganographed PNGs?
by aschatten 7y ago
I understand how ETag works foe tracking, but can you point me in the direction to learn more about steganographed PNGs?
- EdwardDiego 7y agoEvercookie's a great resource for dubious techniques to track people - look at the HTML canvas example for how it's done with a PNG: https://github.com/samyk/evercookie/blob/6d44cb8ad1eda23c9a53f89dd5410b42cd29451a/js/evercookie.js#L679 https://github.com/samyk/evercookie/blob/6d44cb8ad1eda23c9a5... Luckily, the partitioning of browser caches on a per domain basis as pioneered by Safari has now made its way to Firefox (I think it's been released) and I presume will eventually be turned on by default in Chromium: https://www.chromestatus.com/feature/5730772021411840 https://www.chromestatus.com/feature/5730772021411840