Today they can handle 80 times more information than the most advanced magnetic-stripe plastic, which usually contain little more than a name, an account number and a secret ID code.

CNN: ASIANOW - Asiaweek

For example, when you try to log in to a Gmail account from an unrecognized location, Google will text you a code you need to enter.

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He said all that has to match on an online billing record is your account number, expiration date, security code, and billing zip code.

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