Reveal metal objects with Wi-Fi; overexcited engineers think security - Ars Technica
 

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Reveal metal objects with Wi-Fi; overexcited engineers think security
Ars Technica
A recent paper (PDF) on using Wi-Fi as an environmental sensor has some really exciting results. But my heart shrank three sizes after reading the following: â??Traditional baggage check involves either high manpower for manual examinations or expensive ...





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