Iran offline: How a government can turn off the internet

There’s an ongoing, near-total blackout of the internet in Iran. The shutdown is part of a response by the government to ...
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Hacker taps Raspberry Pi to turn Wi-Fi signals into wall art

Pipe local wireless noise through an SDR into an RPi, and 64 LED filaments do the rest Unless you live in a Faraday cage, you're surrounded at all times by invisible radio signals, from Bluetooth and ...