topicmaker Veteran


Joined: 28 Feb 2006 Posts: 25774
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Posted: Sun Nov 15, 2015 3:24 am Post subject: Ads Using Inaudible Sound To Link Your Phone, TV, Tablet, An |
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Privacy advocates are warning federal authorities of a new threat that uses inaudible, high-frequency sounds to surreptitiously track a person's online behavior across a range of devices, including phones, TVs, tablets, and computers. The ultrasonic pitches are embedded into TV commercials or are played when a user encounters a...read more |
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