alt Hacker NewsGSMem (2015) 1-5.5m/30m with 3G from the RAM bus
TEMLEST-LoRa (2025) 87.5m with LoRa over display cables
LoPHY (2024) 700m with LoRA
MAGNETO (2021) CPU-generated magnetic fields
"Rowhammer for qubits" describes hypothetically using electron tunneling and magnetically biased bit flips in standard RAM to simulate quantum operators.
I've heard stories of ham radio clubs teaching how to make a coaxial antenna out of coaxial cable (cable TV copper cable)
"Can you hotwire this computer to transmit a tone through the radio?" — Transformers (2007)
Replies
>I've heard stories of ham radio clubs teaching how to make a coaxial antenna out of coaxial cable (cable TV copper cable)
That's Teleco 101, basically the first lessons from a Teleco trade/vocational degree. And OFC known at any electrician degree.
> GSMem (2015) 1-5.5m/30m with 3G from the RAM bus
What the fuck, that's crazy. For those similarly bewildered, look here [1].
[1] https://www.usenix.org/conference/usenixsecurity15/technical...
Based on a repo I found that twiddled the memory bus, I transmitted audio from a wav file via Pulse Density Modulation - https://github.com/anfractuosity/musicplayer