Cool…

This one goes out to all the small government, privacy loving, Republicans out there, supposedly hating invasive big brother tactics and representing the values of the American heartland.

Would be much appreciated if you could have a word with your people about this.

  • Magister@lemmy.world
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    3 days ago

    This first thing you should do when going protesting, is to leave your phone at home.

    • iAvicenna@lemmy.world
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      2 days ago

      and cover your face if you are in a shithole country like USA, Turkey, Russia etc

      • throwawayacc0430@sh.itjust.works
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        3 days ago

        That burner cant ever have connected to a cell tower when its near your house, otherwise its not longer a “burner”

        Edit: Also: Beware of the possibility of there being malware that logs gyroscope and accelerometer data. Those info can be used to figure out your location, then transmitted whenever it has a chance.

        • frezik@midwest.social
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          Gyro/accelerometer data isn’t accurate enough to do that. Small errors in the data add up and will quickly drift away from the actual location. You can use it for video game controllers, but not tracking over large distances. Edit: there’s a reason the best VR tracking often uses external methods, not controllers alone.

          But most phones have GPS and that’s where the real problem is.

          • interdimensionalmeme@lemmy.ml
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            2 days ago

            Gps jammers should be peaceful protest standard issue, along with stinkwater drone, foamweapons and open source open hardware anti air missiles

            • frezik@midwest.social
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              2 days ago

              Just so we’re all aware, GPS jammers will invite the interest of the FCC. Now, protests aren’t about being well-behaved, but just know that there’s an entirely different federal agency being brought in.

              • interdimensionalmeme@lemmy.ml
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                2 days ago

                Well, the cops are here with helicopters, tanks and militarized surveillance, at this point inviting jurisdiction conflicts while also disrupting enemy wireless communication, that feels like a strategic improvement and imposing another dimension of complexity to failing state organs. From crashing their drones, to spoofing their chain of command to blinding and silencing their recon units, neglecting the electromagnetic spectrum is ceding battlespace to the enemy.

        • iAvicenna@lemmy.world
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          2 days ago

          That gives me a good idea. A week before the protest buy burners, use them frequently near republican supporters’ house, go to a protest, use your phone all the time in the protest, dump them near the police, let them enjoy the fruits of the regime they supported.

      • GreenKnight23@lemmy.world
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        3 days ago

        I wouldn’t trust a foil bag to do anything 100%.

        the only 100% way to not be caught is not bring it.

        it also provides an alibi. “see, my phone was here all day long.”

        • MegaUltraChicken@lemmy.world
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          3 days ago

          I’m talking about an actual faraday bag, not a foil bag. That, combined with a powered off device keeps you fairly protected. They aren’t going to get into your phone if it’s powered off.

          it also provides an alibi. “see, my phone was here all day long.”

          There’s going to be a deviation in usage regardless, it’s not providing an alibi. A gap of time when you’re not using your device that you normally would be is a marker they look for. They key is keeping them locked out (again, power them off).

        • prole@lemmy.blahaj.zone
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          3 days ago

          I mean, a proper Faraday cage will block anything unless the US government has figured out how to break the laws of physics…

          • Jerkface (any/all)@lemmy.ca
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            3 days ago

            A proper Faraday cage, a truly excellent one, just the most Faraday of all the cages, is easily defeated by physical attacks such as getting your phone cloned when you get mass arrested and summarily released on OR.

          • throwawayacc0430@sh.itjust.works
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            3 days ago

            Faraday cage does not prevent gyroscopes and accelerometers from working. Then if you remove it from a faraday cage in the future, it will transmit all that movement

            • frezik@midwest.social
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              2 days ago

              Since you’re posting this all over the thread, I’ll also have to repeat the information that gyro/accelerometers are not capable of doing that. Small measurement errors stack up and throw it completely off.

            • tamman2000@lemmy.world
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              2 days ago

              Without GPS or tower based error correction any location prediction based on conservation of momentum in the phone will be useless before very long if the phone is moving.

      • throwawayacc0430@sh.itjust.works
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        3 days ago

        Not good enough. Phones can figure out its location using gyroscopes and accelerometer, then if at any point in the future, you remove it from the faraday cage, your entire movement logs are transmitted.

        • drosophila@lemmy.blahaj.zone
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          2 days ago

          Phones can figure out its location using gyroscopes and accelerometer

          This is plainly false.

          The error stack-up from the imprecision of a phone’s MEMS sensors would make positioning basically impossible after a couple of dozen feet, let alone after hours of walking around.

          There are experimental inertial navigation systems that can do what you describe, but they use ultra sensitive magnetometers to detect tiny changes in the behavior of laser suspended ultra cold gas clouds that are only a few hundred atoms large. That is not inside your phone.

          • masta_chief@sh.itjust.works
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            2 days ago

            You seem to know a lot about this. I’m just generally fascinated by this method of tracking. Would the sensors ever become accurate enough in the future? Or is there a limit to their accuracy due to physics with a small sensor?

            • tamman2000@lemmy.world
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              It will always be a matter of “for how long?”. Location from integrated acceleration is what we call a stiff problem. Meaning that any error is compounded as you continue to integrate (slight over simplification, but good enough for the point). There will never be a sensor that has zero error, so it’s just a question of how much integration you can do before the errors make the results unusable.

        • Echo Dot@feddit.uk
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          2 days ago

          I don’t think their gyroscopes are good enough for that level of inertial navigation. You could just fling it around tossing it up in the air and down again, that would totally mess with its navigation.

          The far greater threat is that you just have the phone taken off you. For that reason alone you should use a burner, but I don’t think you should be worried that they can track you based on gyroscope history.

        • MegaUltraChicken@lemmy.world
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          2 days ago

          Unless your device is already compromised, that information isnt being logged when the device is powered off so it’s kind of moot.

          • glitch1985@lemmy.world
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            2 days ago

            “powered off”

            Unless I’m holding the battery in one hand and the phone in the other I don’t trust it being turned off either.

            • MegaUltraChicken@lemmy.world
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              The reason it being turned off matters is because LE has a significantly more difficult time extracting data from that state. And again, a proper faraday bag prevents signal leak.

              You guys are welcome to do what you want, I’m just explaining the best way to stay safe if you don’t want to leave your phone at home. There are plenty of legitimate reasons someone may want one as a lifeline just in case.

              • Echo Dot@feddit.uk
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                2 days ago

                My concern would be that the police would confiscate my phone. Not that they would necessarily be anything on it, but I don’t want them to have my nice expensive phone. They can have this crappy cheap one instead.

                • tamman2000@lemmy.world
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                  2 days ago

                  Do you have a recommendation for a good cheap android phone (didn’t worry, I’ll run a rom) that one could get to have a “clean” phone?

                  I’ve been thinking about getting a phone that has none of my socials on it for when I go to Canada to get vaccines

                  • Echo Dot@feddit.uk
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                    8 hours ago

                    A pixel 6a is a good idea as the other commenter said but depending on what you’re after you could get a fairly cheap second hand Samsung for about the same price.

                    That has the advantage of legitimately looking like it might actually be your phone that you’ve had for some time. In the same manner you could also get an old iPhone. It’ll have a cracked screen because every iPhone older than 6 months has a cracked screen but the whole point is to be an unattractive decoy, you want the most average boring looking phone possible so there’s nothing for them to be suspicious about.

                  • frezik@midwest.social
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                    2 days ago

                    Pixel 6 is the minimum that can load up GrapheneOS. Those are like $130 on eBay.

                    Pixel 8/9 does have some CPU features that help separate memory, which can be useful for keeping apps from creeping on memory they shouldn’t.

          • WhyJiffie@sh.itjust.works
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            2 days ago

            when a large, trump supporter corporation, with its main business being habit and environment tracking based personalized advertising, has so deep access to your phone as it literally builfs the operating system for it, maybe it is indeed already compromised.

    • arrow74@lemm.ee
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      2 days ago

      I bring my phone. I likely won’t be breaking any laws, and I can afford a lawyer. So yeah arrest me and waste the system’s time. Just another data point they have to sort.

      And if it gets to the point where none of that matters we were cooked anyway

        • arrow74@lemm.ee
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          Then as I said we’re already cooked. But also that is demonstrably false anyway. Our judiciary is under heavy threat, but still functioning

        • Echo Dot@feddit.uk
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          2 days ago

          Just go out wearing a MAGA hat. They only have small brains it’ll probably confuse them.

          Like how insects are always pretending to be wasps so they don’t get eaten, see it’s scientific.

          • vaultdweller013@sh.itjust.works
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            2 days ago

            Or even just dress how they’d expect their own to dress, don’t even need a dumbass hat. I wear an old tan leather jacket and a Swedish combat cap which apparently translates to friend for them. Also applies to the anarchists though, they see my clothes as friendly.

      • Saleh@feddit.org
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        2 days ago

        Police issues a dispersal order, but blocks all routes to safely leave the area.

        Congratulations, you will now be charged as having committed a crime and good luck proving in a court that there was no realistic option for you to leave.

        Also police seizes your phone. Congratulations now they access your data and either go after people you have had contact with or they claim you to be part of a criminal organization as they pin other charges on people they found a connection with.

        • frezik@midwest.social
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          2 days ago

          This is the sort of nuts and bolts of protesting that Americans are learning the hard and fast way.

        • arrow74@lemm.ee
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          I doubt they will find anything of use. The most powerful thing I can do is slow them down. It’s the best use of my privilege