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submitted 5 months ago* by throws_lemy@lemmy.nz to c/technology@lemmy.world

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[–] lechekaflan@lemmy.world 2 points 5 months ago

SIM cards are small computers, they have a CPU, RAM and storage, they can run apps on the SIM card itself and only present the UI to the phone.

Someone once managed to contain a very small webserver in it.

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