Scientists in Germany have demonstrated a startling new form of surveillance: identifying people using nothing more than ordinary WiFi signals. By analyzing how radio waves bounce around a room, researchers can effectively “see” and recognize individuals — even if they are not carrying a device and even if their phone is turned off.
Say 5 years ago I would have said: that’s nuts. But more and more these days I’m thinking, yeah having a house with some signal blocking might not be such a bad idea… not really feasible for most people, but you could integrate somewhat in new construction, and certainly you coild foil a room and use EM paint… but would be pretty weird.
Case anyone’s interested, couple of resources on SCIF wall construction:
Diy Faraday cage youtube celebs were right
Say 5 years ago I would have said: that’s nuts. But more and more these days I’m thinking, yeah having a house with some signal blocking might not be such a bad idea… not really feasible for most people, but you could integrate somewhat in new construction, and certainly you coild foil a room and use EM paint… but would be pretty weird.
Case anyone’s interested, couple of resources on SCIF wall construction:
https://www.cooperbuilds.com/post/scif-sapf-wall-types-understanding-icd-705-minimum-requirements-and-applications
https://signalsdefense.com/rfoil-frequently-asked-questions/