The geolocation technology landscape has transformed dramatically since GPS first appeared in consumer devices. From basic car navigation to sophisticated dual-frequency tracking in smartwatches, ...

Bristol ID, a New York-based manufacturer of custom-printed plastic cards, ID badges, hangtags, signs and key fobs, is furthering its development of radio frequency identification technology offerings ...

If you’re already worried about ads tracking your online whereabouts, here’s a new thing to freak out over: cross-device tracking that communicates using high-pitched audio frequencies. As reported by ...

Privacy advocates are warning federal authorities of a new threat that uses inaudible, high-frequency sounds to surreptitiously track a person's online behavior ...