submitted 3 months ago by yesman@lemmy.world to c/asklemmy@lemmy.world

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In recent events, I learned that some pagers only have receivers. How are discrete messages sent to these devices? How is it authenticated? How do they know the device got the message?

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[-] Kolanaki@yiffit.net 4 points 3 months ago

But... 2-way pagers also exist. I've known nurses that had them for work.

[-] grudan@programming.dev 5 points 3 months ago

Yeah and my guess is that they’d be less private because if they act as a transmitter, I think they could potentially be triangulated.

this post was submitted on 19 Sep 2024

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