When the feds want to keep track of who is coming into the country, so-called biometrics may be the best way to do so. Unlike with documents, it’s very hard for a traveler to present a forged copy of a fingerprint or iris. That’s why the U.S. Department of Homeland Security plans to vastly expand the amount of biometric data it collects at the borders. According to Passcode, a new program will ram
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