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https://www.theregister.com/2025/07/22/whofi_wifi_identifier/ https://www.theregister.com/2025/07/22/whofi_wifi_identifier... | https://news.ycombinator.com/ite
by transpute 1y ago
https://www.theregister.com/2025/07/22/whofi_wifi_identifier/ https://www.theregister.com/2025/07/22/whofi_wifi_identifier... | https://news.ycombinator.com/item?id=44685869 https://news.ycombinator.com/item?id=44685869
> Researchers.. developed.. a biometric identifier for people based on the way the human body interferes with Wi-Fi signal propagation.. CSI in the context of Wi-Fi devices refers to information about the amplitude and phase of electromagnetic transmissions.. interact with the human body in a way that results in person-specific distortions.. processed by a deep neural network, the result is a unique data signature.. [for] signal-based Re-ID systems
- nashashmi 1y agoTracking people walking through malls. Or even better: tracking everyone in the sidewalk of a NYC street after they commit a crime and where they end up at.
- pempem 1y agoAh yes, tracking everyone. The one system that only leads to good outcomes.
- lemonberry 1y agoWell, we know that tracking "everyone" would only lead to tracking a subset of everyone. A subset with a lot less money and power than those in charge of the tracking. Much like the guard or observer in the panopticon.
- palata 1y agoDon't we have phones for that?
- anonporridge 1y agoThat only catches the stupid criminals, which to be fair is most of them.
- palata 1y agoNot sure how many criminals that catches, but phones most certainly track everybody.
- nashashmi 1y agoThe CEO killer in NYC could have been tracked this way.
- cluckindan 1y agoOr they just used the services of DomainAwareness.com