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melq | 1 year ago

iPhones are already communicating with any and every bluetooth capable Apple device to enable the findmy/airtag functionality aren't they? I dont believe this is necessarily true just that its theoretically possible.

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Jtsummers|1 year ago

The issue is not that Apple devices communicate with each other. It's the absurd claim that there's a secret handshake between Apple devices that tells them to reboot if they've been offline and locked for too long.

So sit around in a less secure state for weeks and months and only when externally triggered reboot? That's a stupid feature and makes no sense. If you were to base any partial security measure off of how long a device has been powered up and locked, then just use a timer. Why wait for another phone to wander by?

Though the digital forensics lab claims they were all in airplane mode with one inside a faraday box, so how are they communicating with each other? This suggests incompetence on their part, perhaps not actually putting them in airplane mode or not understanding that bluetooth/wifi can be enabled (and may enable themselves) separately from the cellular radio.

NemoNobody|1 year ago

It's not a network feature - the auto restart of the phone, it's not doing so bc of handshake signal, but rather the lack of one. This is incredibly similar "tech/apple innovation" that is very similar to timed DRM media services.

If you download all your songs from Napster - they will work for a month or two without connecting to a network but eventually the lack of a connection will lock the content, it doesn't kno if your still paying, so it makes you sign in.

This is the same but all behind the scenes. Apple phones are constantly communicating with their network or other devices - if that stops, something fishy is going on bc it's not supposed to be able to.

The restart is prolly more for them - that's probably the solution to most of the issues with a phone losing network connection, just restart it. So they built it in.

Sure it does what phones have done forever and makes you sign in with password or full biometrics once at startup buts that's not new either.

MBCook|1 year ago

It’s communication in that information is being passed, but it’s a one-way Bluetooth broadcast. It’s not any kind of two-way communication.

At most an iPhone may be able to broadcast a Bluetooth message saying “anybody out there?“. I don’t even know if that’s possible. I’m sure Apple‘s white paper has the answer but I don’t remember it.