Wi-Fi signals may be used to track your movement inside your house

wifitrackkkkkkk

Is Wi-Fi the new spy eye?

Neal Patwari of the University of Utah discovered that breathing affects Wi-Fi signal strength. Chest expansion during a breath bends the wireless signals and they lose some power. This slight drop can be measured and used to calculate your breathing rate.

Measuring someone’s breathing rate is helpful, but the use of this technology as a spy tool is where things get interesting…

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