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communism@lemmy.ml to Privacy@lemmy.ml · 1 year ago

Open source laser microphone picks up laptop keystrokes

www.wired.com

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  • cross-posted to:
  • hackernews@lemmy.smeargle.fans
  • hardware@lemmy.ml
  • cybersecurity@lemmy.ml
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Open source laser microphone picks up laptop keystrokes

www.wired.com

communism@lemmy.ml to Privacy@lemmy.ml · 1 year ago
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43
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  • cross-posted to:
  • hackernews@lemmy.smeargle.fans
  • hardware@lemmy.ml
  • cybersecurity@lemmy.ml
Watch How a Hacker’s Infrared Laser Can Spy on Your Laptop’s Keystrokes
www.wired.com
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Hacker Samy Kamkar is debuting his own open source version of a laser microphone—a spy tool that can invisibly pick up the sounds inside your home through a window, and even the text you’re typing.
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  • parpol@programming.devBanned
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    1 year ago

    deleted by creator

    • HubertManne@moist.catsweat.com
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      deleted by creator

      • msage@programming.dev
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        1 year ago

        Everybody is offended by an idea of a sex with them

    • electricprism@lemmy.ml
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      1 year ago

      https://youtube.com/watch?v=_JNGI1dI-e8

  • grrgyle@slrpnk.net
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    1 year ago

    Another great reason to use a custom, constantly shifting keyboard layout

    • rollerbang@lemmy.world
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      1 year ago

      It’s just a question of matching pattern with most used words against languages…

  • FluffyPotato@lemm.ee
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    1 year ago

    The article doesn’t mention how it compensates for different keyboards. Like wouldn’t different switches and wear change the sound?

    • MerchantsOfMisery@lemmy.ml
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      That’s because it’s Wired. Basically a big ass advertisement.

    • Sethayy@sh.itjust.works
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      1 year ago

      It sounds like bs but its cause that’s been solved since around Roman times, heres a pretty interesting website on the technique

  • bobs_monkey@lemm.eeBanned
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    1 year ago

    Dude in the thumbnail looks like an un-and-coming Bond villain.

    • elltee@lemmy.one
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      Dude in the thumbnail is Samy. He’s been a bond villain for a long time now.

  • electricprism@lemmy.ml
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    Laughs in DVORAK. This is some pretty funny Schitzotroll.

    • Victoria Antoinette @lemmy.world
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      it’s heuristic, so it doesn’t matter what layout you use.

      • ReakDuck@lemmy.ml
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        Ah fuuck

  • Hello_there@fedia.io
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    Make it a UV laser and it would be invisible.

    • akwd169@sh.itjust.works
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      1 year ago

      demonstrating that he can point a laser that’s invisible to the human eye at a faraway laptop, through a window, and detect the computer’s vibrations to reconstruct virtually every character typed on it

      Infrared is not visible

      • Hello_there@fedia.io
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        1 year ago

        It is visible to security cameras

        • akwd169@sh.itjust.works
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          Ahh ok, that’s what you meant before I guess

          Since that function is usually meant for night vision, I wonder how well a security camera can pick out the laser during the day i.e. when the IR sensors are being swamped by daylight also coming in through the window

      • Sneezycat@sopuli.xyz
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        Infrared doesn’t pass through windows.

        • HubertManne@moist.catsweat.com
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          • Sneezycat@sopuli.xyz
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            I have an IR camera and windows look like mirrors. Might depend on the type of glass idk.

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              • Sneezycat@sopuli.xyz
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                That makes a lot of sense, thanks for doing the homework!

          • Hello_there@fedia.io
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            Some UV is blocked by glass. Either UVA or UVB. It doesn’t block both.

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        • akwd169@sh.itjust.works
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          I’m not going to argue with you but you should read the article perhaps? It’s pretty specific about where the laser is aimed vis a vis windows and whatnot

      • EarthShipTechIntern@lemm.ee
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        Infrared is not visible

        To humans

    • Chozo@fedia.io
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      It’s already infrared. Also, UV is partially visible to humans in some scenarios.

  • z00s@lemmy.world
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    Great, now hackers and spies can detect my typing instead of using RATs or Trojans or packet sniffers, or just beating me with a $5 wrench (XKCD)

    Also:

    The trick, which takes advantage of the subtle acoustics created by tapping different keys on a computer, works even without a view of the computer’s keyboard, so long as the hacker has a line-of-sight view of any relatively reflective portion of the target laptop.

    So… Closing the curtains is all it takes to defeat this amazing technological method. GG.

  • caseyweederman@lemmy.ca
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    My keyboard is loud enough that it can be heard that far away anyway

  • archchan@lemmy.ml
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    1 year ago

    So they can hear me type p + enter into my browser?

    • jwt@programming.dev
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      1 year ago

      Ah, another pterodactyl aficionado!

  • anonymous111@lemmy.world
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    1 year ago

    On screen keyboard rides again!

    • terminhell@lemmy.dbzer0.com
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      Binoculars

  • AlexWIWA@lemmy.ml
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    So how do we fix this? Dumb nerds never think about the consequences of their creations.

    • fruitycoder@sh.itjust.works
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      From the article: “Even knowing that Kamkar’s silent, invisible, long-distance laser spy trick exists, how does anyone hide their secrets from it? He suggests that companies install double-paned or reflective glass. Some security device companies also sell protection devices that affix to windows and vibrate them to prevent laser microphone spying, and Kamkar concedes he hasn’t tested his attack against those. But he also suggests a safer countermeasure: “Don’t work on computers visible from a window,” he says. “Or just have dirty windows.””

      • AlexWIWA@lemmy.ml
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        Companies can’t even be convinced to have longer passwords on their wifi. And open office plans mean every computer faces a window

        • fruitycoder@sh.itjust.works
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          Then companies deserved to be hacked. shrug

          • AlexWIWA@lemmy.ml
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            But I work at companies and I would like my info to not be hacked. Their fuck ups affect employees and customers

            • fruitycoder@sh.itjust.works
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              And they should be held liable for the costs occurred to employees and customers.

          • Ranger
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            The problem is the companies aren’t suffering the majority of the consequences of the security breaches, it’s the people these companies have personal information on & that includes people who have never done business with these companies but that these companies purchased data on.

    • parpol@programming.devBanned
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      deleted by creator

      • AlexWIWA@lemmy.ml
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        What a strange response.

      • electricprism@lemmy.ml
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        Sorry I can’t hear you over my jet engine case fans

  • HowMany@lemmy.ml
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    Oddly enough - all my keystrokes sound exactly the same which makes this person’s claim so much bullshit.

    • Lemongrab@lemmy.one
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      Maybe to you, but with a proper algorithmic analysis of the sounds differences can be fingerprinted and differentiated.

      • HowMany@lemmy.ml
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        Riiiiiight…

  • EarthShipTechIntern@lemm.ee
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    Came to find out about the audio quality of this exceptional microphone.

    :(

  • MorkofOrk@lemmy.world
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    Random unrelated thought I just had, can you guys think of any interesting musical applications to a laser microphone? I found this super cool video when I tried to look it up (there’s practically nothing)

    https://m.youtube.com/watch?v=2Ja6gsoNJCY

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