2026-09-20 23:14 UTC
RF upconversion, but as a TEMPEST-style side channel attack.
https://arxiv.org/pdf/2609.04785
Replies (1)
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@gsuberland@chaos.social 2026-09-20 23:16
TL;DR if you wanna tempest some signal off a board but it's too low frequency to radiate, simply inject your own upconversion carrier by pointing an antenna at the victim device, and the modulated result radiates.