The Los Angeles Police Department has warned residents to be wary of thieves using technology to break into homes undetected. High-tech burglars have apparently knocked out their victims’ wireless cameras and alarms in the Los Angeles Wilshire-area neighborhoods before getting away with swag bags full of valuables. An LAPD social media post highlights the Wi-Fi jammer-supported burglaries and provides a helpful checklist of precautions residents can take.

Criminals can easily find the hardware for Wi-Fi jamming online. It can also be cheap, with prices starting from $40. However, jammers are illegal to use in the U.S.

We have previously reported on Wi-Fi jammer-assisted burglaries in Edina, Minnesota. Criminals deployed Wi-Fi jammer(s) to ensure homeowners weren’t alerted of intrusions and that incriminating video evidence wasn’t available to investigators.

  • Ghostalmedia
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    01 year ago

    In my big American metro area, the burglars usually mask up and roll in with swapped plates, a car they stole, or a car they got off a Kia boy for $100-$200. They’re tough to catch in the act or identify with video surveillance, even with a new hardwired or pre-WiFi hardwired system.

      • @aphonefriend@lemmy.dbzer0.com
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        01 year ago

        Own a musket for home defense, since that’s what the founding fathers intended. Four ruffians break into my house. “What the devil?” As I grab my powdered wig and Kentucky rifle. I blow a golf ball sized hole through the first man, he’s dead on the spot. I draw my pistol on the second man, miss him entirely because it’s smoothbore and nails the neighbors dog. I have to resort to the cannon mounted at the top of the stairs loaded with grape shot, “Tally ho lads” the grape shot shreds two men in the blast, the sound and extra shrapnel set off car alarms. Fix bayonet and charge the last terrified rapscallion. He Bleeds out waiting on the police to arrive since triangular bayonet wounds are impossible to stitch up. Just as the founding fathers intended.

  • @A_Random_Idiot@lemmy.world
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    01 year ago

    Easiest way to avoid this bullshit is to install wired cameras, and such a way that they are not easy to access/cut.

    I know someones gonna come in and be all “BUHBUHBUT YOU CAN JUST DESTROY THE CAMERAS” and yeah, thats true.

    but you cant destroy the camera from 3 blocks over, you have to get right up on them, and your face/vehicle/other helpful information may just well be caught and recorded before you do. Unlike wifi jamming, which could be done from streets away.

    • @PraiseTheSoup@lemm.ee
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      01 year ago

      Wireless cameras and “smart” doorbells shouldn’t even be seen as security devices to begin with. They’re for verifying your Amazon delivery and checking on the dog and nothing more.

    • @habitualTartare@lemmy.world
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      01 year ago

      Yes but the camera should be in a place that can’t be physically tampered with easily since someone could theoretically unplug the camera and plug into your home network and see all your computers or other devices as if they had stolen your WiFi password. A small risk but it’s better to hardwire it somewhere they would need a ladder to get to or get a camera system that connects to a central box inside the house.

      • @aviation_hydrated@infosec.pub
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        01 year ago

        Well, if it’s not on a WiFi network, it’ll be fine. CCTV is a great example of this. Just wire up some cameras, encrypt the harddrive and put it somewhere difficult to get to. Only way to disable all cameras at once would be an EMP. There are kits for a few hundred $ and all the data stays local

  • @NauticalNoodle@lemmy.ml
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    01 year ago

    If a burglar is using a wifi-jammers then the basic consumer is not going to be able to stop said burglar. Basic consumer security products aren’t designed to do anything more than keep honest people honest. It’s much harder & more expensive to prevent a determined criminal from gaining entry and would likely require rethinking housing construction from the foundation up.

    • @Venator@lemmy.nz
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      01 year ago

      Its also to help police with investigations. POE cameras and doorbells won’t have this specific weakness, they’ll probably still get in and steal all your valuables, but if they think thier wifi jammer is working you might get some footage thats useful for the cops…

      • @suction@lemmy.world
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        01 year ago

        Then the burglars will just upgrade to a device that sends an EMP to disable everything. If it’s worth it.

      • @Venator@lemmy.nz
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        1 year ago

        But then if they do realise you’ve got POE devices I guess they could use a laser to overheat the external cameras I guess, or nock out your power if you don’t have them on a UPS…

        • @sugar_in_your_tea@sh.itjust.works
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          01 year ago

          I highly doubt they’ll go through that much effort. If they do notice you have POE devices, they’ll probably just go to your neighbor’s house. And that’s the whole point of this type of security, be just a bit more secure than the next person.

  • @TheObviousSolution@lemm.ee
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    01 year ago

    I wish that apps notified you when your camera has been unreachable for too long, but at least that’s a hint that a jammer may have been involved. Cameras won’t stop them, but a the best setups would rely on wires and hidden local and cloud storage for recordings and alerts.

    • @UnderpantsWeevil@lemmy.world
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      01 year ago

      apps notified you when your camera has been unreachable for too long

      The volume of false positives this produced would render the system significantly less useful.

    • Ghostalmedia
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      01 year ago

      A numbers of cameras tell the user when they go offline, but yeah, a lot do not. I have a HomeKit system that sends an alert when WiFi or power has been interrupted to the camera or the primary hub.

  • @xantoxis@lemmy.world
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    01 year ago

    Sick, where do I get those jammers?

    I’m not gonna rob anyone, I just don’t want cameras working nearby me.

    • @uis@lemm.ee
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      01 year ago

      Smash microwave oven window and you got a very powerful jammer

      • @xantoxis@lemmy.world
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        01 year ago

        If I’m out in the world around unfriendly cameras I’m probably not on Wifi anyway. And yes, I know all the reasons they’re illegal, this isn’t completely serious.

        • @WolfLink@sh.itjust.works
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          01 year ago

          Ones that have that feature. Some popular cheaper brands (e.g. Ring) the individual cameras can’t support SD cards but the base station can but they need wifi to be able to do that.

          • @Psythik@lemmy.world
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            01 year ago

            Ring is not a cheap camera. The $20 Chinese cloud cameras sold on Amazon are extremely common and they all have MicroSD card slots as a backup option.

  • @henfredemars@infosec.pub
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    01 year ago

    I’m curious if these are actual jammers or just deauth devices.

    It also seems really risky because I think we have three different bands Wi-Fi devices use now?

    • @tryitout@infosec.pub
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      01 year ago

      What do you mean actual jammer? If it puts out RF at a power level greater than the surrounding environment it is a jammer, correct? I would think for this attack to work you could just target the camera freqs used, you don’t have to target the whole home’s WiFi network. Probably a narrower range to focus on.

      • @henfredemars@infosec.pub
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        1 year ago

        I don’t think it’s that simple. The newer Wi-Fi standards are broadband (something on the order of 1GHz wide!), so the required power spectral density to block Wi-Fi across all channels is pretty extreme. I don’t think you’re doing that for $40. We should also keep in mind the standards were designed to operate in environments with other unlicensed devices and in the presence of interference.

        If you just want to target the frequencies the cameras are using, that would require a little bit of research skill that I think would elude most criminals. Also, some routers will change frequencies if the interference is bad.

        If I were building such a device I would use off the shelf Wi-Fi hardware and send deauthentication frames to any nearby stations. But even with this approach, there are devices that will ignore such frames now because it’s been a problem.

        • @fishos@lemmy.world
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          01 year ago

          Lol. None of my smart devices will connect to anything other than a 2.5ghz connection. Only my TV will accept 5g. The range is MUCH narrower than you think. Then figure in that the top 5 or 6 companies provide hardware for 90% of peoples home installations and that pool becomes even smaller. Also, a microwave operates on the same frequency as 2.5 and was a common disconnection problem in the past.

          This is trivially easy.

        • @CaptainSpaceman@lemmy.world
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          1 year ago

          WiFi 6 camera probably exist, but most will use WiFi 5 or lower. Theres only 13 channels and of those usually only 3 or ever used due to band overlap.

    • @CaptainSpaceman@lemmy.world
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      01 year ago

      Most people these days have either a ring doorbell camera or nothing. A very few people have real security cameras hardwired, and even fewer of those have more than 1 camera.

      Also, about 1/4 of the ring doorbell cams need their batteries replaced.

      PoE/CCTV is def the better option, but youre gonna be hard pressed to get regular folks to make the switch unless this type of burglary becomes endemic.

      • @unexposedhazard@discuss.tchncs.de
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        01 year ago

        The real answer is caching. Instead of writing video to the cloud live and losing all recordings during a wifi outage, it should just cash the last 30ish minutes in case of failure to connect to the cloud. Then once the connection is up again, it just uploads the cached video.

        • @ShepherdPie@midwest.social
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          1 year ago

          My cameras are PoE going to an NVR but you can also slap SD cards in them to record locally. I’m sure there are some wireless options out there with this feature included. Unfortunately wireless cameras have another glaring flaw in that they only record on movement and I’ve heard of so many stories where they didn’t catch any movement to start recording when something happened.

      • @SkyezOpen@lemmy.world
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        01 year ago

        Honestly super easy. I have a pet cam that records locally to an SD card and is accessible via wifi. A jammer wouldn’t stop the recording. Also like 30 bucks vs 50-100-200 bucks depending on which ring cam you get. Certainly not weatherized but good enough for internal monitoring.

      • @RememberTheApollo_@lemmy.world
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        01 year ago

        There’s no OSFA solution. Yeah, it sucks if you’re renting and can’t run cat 6 everywhere. All the same, you can still run a hard wired cam to a NVR/NAS in at least one location inside, but then you face the same difficulty anyone else does of securing the storage from theft - or you can have it upload to a cloud as quickly as is practical so you get off-site storage images and alerts of the theft.

        There’s a lot of opportunistic thefts near where I live. Honestly, the odds of actually catching a good image of the thieves’ faces are petty low. If they know enough to jam the wifi, they also probably know enough to hide their faces. The thieves in our area all wear hoodies and hide their faces somehow, so all you get is the alert that someone is there and an image of a hoodied individual.

      • @iamjackflack@lemm.ee
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        01 year ago

        I beg to differ not with that attitude. In most situations you can non permanently get a camera out a window or door without harming anything / risking deposit loss. Only where you have no windows near exit points and a windowless door. But even then you can still atleast have something internal to catch a break in (wired streaming to web).

    • Chozo
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      01 year ago

      Those aren’t always options for renters, hence why wifi security systems are so popular.

      • TragicNotCute
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        01 year ago

        Even beyond renting, installing a wifi camera is SO much cheaper than running Ethernet all over your house. And if you need it run through an external wall? Even more money.

        • Obinice
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          01 year ago

          Even beyond renting, installing a wifi camera is SO much cheaper than running Ethernet all over your house. And if you need it run through an external wall? Even more money.

          A bit of plastic trunking, an ethernet cable, and a long masonry bit for your hammer drill to get through the brick wall, oh and a little sealant, not that expensive, I believe in you!

        • The Pantser
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          01 year ago

          Not that expensive to do it yourself. Getting a fish tape and a cheaper Ethernet termination kit would set you back at most $50. Only other tools you need is a drill and most homeowners should already have that. And a really long bit is cheap at harbour freight.

        • @cm0002@lemmy.world
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          01 year ago

          Not if you DIY. I just finished a project, not only wiring all rooms for Ethernet, but PoE for 10 exterior cameras.

          You can get 500ft Cat 5e boxes off eBay for like ~$20, an extra long 1/2 inch drill bit (for punching through the exterior wall) was like another 20. Most expensive part was probably the metal conduit for the outside runs (I decided to only have 2 or 3 holes to the outside and run the cables in the conduit along the soffit to converge to one of 3 exterior holes for final routing within the house. That was probably 150-250)

          All in all after estimating for secondary costs, like screws, brackets, sealant, a caulk gun, ceiling bracket for ceiling routing indoors etc this project was probably <400, pretty cheap as far as home improvement projects go

            • @ShepherdPie@midwest.social
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              01 year ago

              Do you really need either when you’re running the cable down the soffit where it’ll never really get exposed to sun or rain?

              • @hemmes@lemmy.world
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                01 year ago

                No - I use some standard stuff in areas like that, when I’m able to come right out and under the soffit or siding. If I have to make a run, closer to the ground, with a brick facade, I’ll use it. I won’t go crazy actually trying to burry it when it stays near my house hidden by shrubs.

                I have buried it for customers that require connections located in dislocated structures - trenches and filling by others though. 😅

                • @ShepherdPie@midwest.social
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                  1 year ago

                  Good because I didn’t use either and also tucked mine up in the soffit albeit with some short runs before they go into the attic. It is not something I’d like to revisit 😆

      • @Milk_Sheikh@lemm.ee
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        01 year ago

        Lawful- Neutral renter reporting in:

        • Fresh paint and a lot of putty hide a lot of sins
        • Magic erasers ARE magic
        • Home improvement stores just like sell door trim, hardware, etc and they’ll color match paint
        • Most post-inspectors are looking for egregious issues or evidence of a bad fix/cleanup. That’s now your threshold for quality

        I fixed an entire doorframe trim and drywall after the back door got kicked in - paint and putty are your friends

    • Ghostalmedia
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      01 year ago

      IMHO, it comes down to your risk, what will make you feel comfortable, and how much money you want to spend. Pulling Ethernet through the walls and patching drywall might not be something you care to do if risk is low.

      Also, if someone really wants to not be on camera, they’ll wear a mask, turn the power off at the main panel, etc. That said, there are cameras that can run on battery and store footage locally when they can’t phone home to wherever they deposit video files.

      • The Pantser
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        01 year ago

        My entire 12 camera system is ethernet only which feeds into my server closet and backed up with a battery that can run it for 5 hours. The video clips are sent to telegram for backup.

    • @RememberTheApollo_@lemmy.world
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      01 year ago

      Yep. We have a mix of wifi/hard wired PoE. If you can handle crawling around in the attic or wherever, PoE is the easiest and best option. No need to run wiring to any sort of electrical box to power 110v for cams. Wireless is super-easy, but usually you have to pay for cloud services on top of that. Home hard wired with an NVR or NAS is the way to go.

    • @Socsa@sh.itjust.works
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      1 year ago

      Yes, if you have a $10M villa in LA where you store your priceless art collection invest in hard security. For the average person who just needs video for the insurance company for when some meth head steals their bike from the garage, it’s a great solution.

      • Encrypt-Keeper
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        01 year ago

        Cheap wireless cloud connected security cameras are the reason home surveillance is so ubiquitous today. Many people don’t have the know-how to install POE cameras, or it’d cost them too much to pay someone to do it. Plus, if you’re renting your house, putting the holes you’d need where they’re supposed to go is something you might not even be allowed to do.

        I fully understand the attack. It’s effective against the majority of people.

        • @aviation_hydrated@infosec.pub
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          01 year ago

          It’s one of the easier things to DIY though, much easier than setting up a printer or installing a TV. Also, it’s about the same price if not cheaper, I got 1tb harddrive, 4 cameras, cables and and OS for under $200

          I’m just tired of these excuses on why we give away our data and then are surprised when their security is trash

          • Encrypt-Keeper
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            1 year ago

            It’s one of the easier things to DIY though, much easier than setting up a printer or installing a TV

            I don’t think that’s true at all, and also like I said before if you rent it’s literally not an option unless you can do it without drilling holes.

            Also, it’s about the same price if not cheaper, I got 1tb harddrive, 4 cameras, cables and and OS for under $200

            Well no, a Wyze cam is like $25. So that’s not “The same price if not cheaper”, it’s twice the cost.

            • @aviation_hydrated@infosec.pub
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              1 year ago

              I’m not familiar with Wyze but Ring and Nest doorbells go for $50-$200 per camera plus a month subscription if they want to keep the data, so still cheaper

              And they do have magnets to allow for non drilling options if that’s a requirement. I should also stipulate if the person installing it has the physical ability, the setting up the computer side is easy enough for a novice and simpler than installing Windows/MacOSX

              My argument is not go the easy, convenient route. Fast food is nice in a pinch, but eating it every day leads to bad outcomes. And I’m not saying the consumer is 100% to blame, but they aren’t innocent bystanders, especially if they are spending money to protect valuables, why not learn which tools are available and when to use what

  • @credo@lemmy.world
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    01 year ago

    However, jammers are illegal to use in the U.S.

    What is the point of adding this bit for an article about burglaries?

    • @douglasg14b@lemmy.world
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      01 year ago

      Because it’s relevant? Is this not factual information that readers may or may not have known?

      The availability of hardware changes by a not-negligent degree based on the legality of acquiring it.

      Curious readers likely find information indicating that these shouldn’t be readily available at your local big box store to be pertinent information.

      • @turmacar@lemmy.world
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        01 year ago

        It does and it doesn’t.

        Any microwave with the door rigged open is a super effective Wi-Fi jammer. Everything coalesced on 2.4GHz instead of licensing their own radio spectrum making absolute mountains of overlap. It’s harder jam nearly everything else. ( Not much harder, software radios are super cheap, but you at least need more electronics knowledge than a screwdriver and tape. )

    • @Anyolduser@lemmynsfw.com
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      01 year ago

      Because Californians love writing laws as a knee jerk reaction to the crime de jour.

      Some pearl-clutching local will go to their state legislature and demand that WiFi jamming be banned despite the fact that the FCC is all over that shit. They keep passing redundant gun control laws in the same way for the same reasons.

    • @UnderpantsWeevil@lemmy.world
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      1 year ago

      Ostensibly harder to obtain when they’re illegal to stock and sell retail.

      Same reason why you see folks in Japan and the UK obsessed with knife crime rather than gun crime. Obtaining a gun is more difficult to do legally, so fewer people carry them.

    • @communism@lemmy.ml
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      01 year ago

      Because jammers are not inherently burglary tools. It provides extra information about the technology in discussion.

  • @jpreston2005@lemmy.world
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    01 year ago

    This is one of those things I thought would always remain firmly within the realm of science fiction. Watching movies and reading books growing up, movies like “The Matrix” and books like “Snow Crash” and “Neuromancer,” I’d always be fascinated with high tech burglary. The idea that one could intercept communications, jam frequencies, or anything of the like, always just seemed a bit too out of reach for modern day criminals. And yet, here we are.

    • @Damage@slrpnk.net
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      01 year ago

      A jammer is less sophisticated than a crowbar. It’s not like the burglar designs it themselves. Nor are they hacking your network to gain access, they just shut everything down.

    • @thanks_shakey_snake@lemmy.ca
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      01 year ago

      It’s actually not that high-tech… Like jamming a wifi signal is basically like just shouting over someone to prevent them from speaking (or at least from being heard). To make one from scratch, you need a little bit of technical prowess, but it’s definitely a beginner project… But to use one, you literally just turn it on, and maybe choose a frequency. They’re widely available and cheap.

      There are pretty cool sophisticated digital crimes out there though, so take heart!

      • @greyfox@lemmy.world
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        01 year ago

        I would think most wifi jamming is just deauth attacks. It is much easier to just channel hop, enumerate clients, and send them deauthentication packets.

        This way you don’t need a particularly powerful radio/antenna, any laptop/hacking tool with Wi-Fi is all you need. There are scripts out there that automate the whole thing, so almost no deep knowledge of wifi protocols are required.

        WPA3 has protected management frames to protect against this but most IoT cameras probably don’t support WPA3 yet.

        • @foggenbooty@lemmy.world
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          01 year ago

          That’s a relatively sophisticated attack though, and like you said is dependent on versions of WPA. It’s easier from a hardware perspective but more complicated software.

          A 2.4 and 5ghz jammer is just simpler. Turn it on, everything fails. Even stuff that doesn’t talk Wi-Fi like Zigbee. Throw 400 and 900mhz on there too and now even residential security sistems will be frozen. It’s just simpler to use brute force for something like this.