• bitchkat@lemmy.world
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    1 day ago

    Usually for monitoring or control. I can see monitoring temps for example. Commercial refrigeration is no joke.

    • mattreb@programming.dev
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      1 day ago

      yeah but monitoring and controlling are two different things: you can have a monotoring system and e-mail / alarms going off in case of issues, and attackers can’t do shit but looking at temperature.

      But when would you ever need to change the temperature remotely is my question.

      • bitchkat@lemmy.world
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        1 day ago

        They may run the temps lower during business hours to compensate for doors constantly being opened. That’s just one example. Remote control is fine, unsecured access is not not.