A Canadian researcher is working on technology that could help protect private information contained in RFID tags, PCWorld reports. With the "always-on" RFID technology being embedded into everything from passports to credit cards, security becomes a concern, the report states. "We are building our own RFID cards and adding features to them to make it visible and noticeable when someone is accessing the information," Nicolai Marquardt, a PhD student at the University of Calgary, explained at a conference last week. Marquardt is working with Microsoft Research in the UK on the project, which he says could also make it possible for users to control when the information on the card is being accessed.
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