Researchers at MIT’s Computer Science and Artificial Intelligence Laboratory have created Wi-Fi technology that identifies where you are, which may eliminate the need for passwords.
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The system, called Chronos, can determine where a user is with an accuracy of “tens of centimeters,” according to the research paper. This has various uses, such as telling Chronos not to allow people beyond the walls of your home or small business access to your network, called geo-fencing. You could build virtual walls that mimic your real ones.

Inside your house? No problem. Take one step outside your… more

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