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by simonbr
2230 days ago
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There was a static universal device identifier until iOS 6. Even today, while Apple has implemented many sensible restrictions on tracking, there's still a ton of information that can be used for device fingerprinting freely available to all apps. This blog post [0] pegs the amount of useful information at around 56 bits. [0]: https://nshipster.com/device-identifiers/#fingerprinting-in-... |
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