Target hasn't said if it will dispense with the magnetic stripe for the two cards that can only be used at its stores, Snyder said. But Litan said that would make sense.
"Target could remove those mag stripes from those cards since because they have a 'closed ecosystem,'" Litan said, meaning the cards are only used at its own stores.
The retailer said it is also enhancing monitor and logging across its network. In March, Target admitted its security dismissed early signs of the data breach that showed up in its logs.
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