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clancynewyork I don't believe browser fingerprints to be actually very useful, however -- they are considered highly valuable in the marketplace so their perceived half-life and value is high. The ad tech ecosystem generally treats them as permanent IDs, even if they are not actually...Permalink On twitter.com
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clancynewyork The fingerprint can then be used to serve highly valuable ads with big CPMs and to track the user to collect other signals (geo location is made more possible, but no directly). But it can be used for more nefarious purposes too...Permalink On twitter.com
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clancynewyork Browser fingerprints can be harvested by bots & 'worn' by artificial, bot or even human-run browsers to generate fake highly valuable ad impressions . And it turns out that this data may also be used to break through 2FA by particularly malicious actors - Chronotope/1570542717872263169On twitter.com
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clancynewyork Despite the fact that fingerprinting is not particularly reliable or effective a lot of people perceive it is (see... the name of the process) and that means it gets used in a LOT of bad ways that could be highly valuable to fraudsters.Permalink On twitter.com
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