• jetA
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    3 months ago

    https://arxiv.org/pdf/2407.09717

    The paper- Deep-Tempest

    https://en.wikipedia.org/wiki/Tempest_(codename) Tempest 2 - Bugaloo

    Old tempest used the electronic noise from the CRT itself to decode the signal, this paper is interesting in that it uses the HDMI cable as the transmission source, which is really cool!

    I highly recommend the paper, if this threat factors into your activities some thoughts come to mind

    • Use a Skif
    • Use a shielded HDMI cable and ground the shield
    • Use a self contained laptop (and ground it) for your very sensitive data (less cable length, less radio transmission loops)
    • Don’t display passwords on your screen unless absolutely necessary
    • Cyborganism@lemmy.ca
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      3 months ago

      Besides, with the next Windows 11 on computers with a neural network chip, co pilot will be taking screenshots regularly to send to an AI. So you’ll want to not display any passwords at all.

      • jetA
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        3 months ago

        I can’t imagine a single corporation or government that wont cut a tattle tale like co-pilot out of its system… imagine the data-leak, ransom-ware, possibilities! HIPPA violations for everyone

          • Cyborganism@lemmy.ca
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            3 months ago

            No it’s definitely a desktop feature. Not for servers. There will probably be a way to disable it in pro versions. But for the everyday users? Nah. They’ll siphon all the information they can to sell it.

            • jetA
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              3 months ago

              Can you imagine microsoft one-drive exfiltrating HIPPA data to MS cloud with their “opt-out” auto-enabling?