Think of a number. Is it 12? Probably not. Guessing things at random is hard, which is why passwords work.
But if someone had access to data about your brainwaves, it might be a different story. Researchers from the University of Alabama at Birmingham have found that wearing a standard consumer-grade EEG headset makes it possible for someone with access to the data to pretty reliably guess your password.
“These emerging devices open immense opportunities for everyday users,” Saxena said.
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