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Your router can make walls “transparent.”
An ESP32 running ESPectre can detect movement through walls using Wi-Fi CSI tiny changes in how radio waves travel through a room.
When you move, your body changes the signal. The chip picks up the difference.
No camera. No microphone.… https://t.co/ktEUyKeHHs pic.twitter.com/e7PdFxKiHc
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When you move, your body changes the signal. The chip picks up the
When you move, your body changes the signal. The chip picks up the
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Your router can make walls “transparent.” An ESP32 running ESPectre can detect movement through walls using Wi-Fi CSI tiny changes in how radio wave…
— Psalter (@Psalteric)
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