To join the site students must email a scan of their student ID, which Dierstein will visually check.

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Graham and Schumer offered an immigration plan that included the requirement for an ID card featuring either fingerprints or a scan of the veins in the top of a person's hand.

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If we could have a great big file with our credit card numbers, checking account funds, government ID, and Facebook profile information made accessible through an iris scan, many might just opt in.

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To use a card at checkout, a cashier can either scan the card's bar code from the smartphone or type in the member's ID number.

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