![]() For instance, some card printers may have space for 70 letters for your name in the first track, up to 40 numbers for your account number in second track, and up to 107 numbers in the third track for extra details. Most strips feature three tracks of data, consisting of a blend of alphanumeric and numeric characters. ![]() The magnetic strips on debit cards, credit cards, and gift cards store data, and card readers decipher that data by noting the positioning of tiny (about 20 millionths of an inch) iron-based magnetic particles on the strip. For instance, someone may have a debit card with their own name and a dummy account number on the front, but the information in the strip reflects a different name and stolen account number. Re-encoded cards have different information saved onto the strip than printed on the front of the card. To protect your financial institution, check out the answers to these questions. With the right technology and a bit of information, thieves can easily re-encode cards and potentially steal money from your customers’ accounts. In Michigan, two men used re-encoded cards to buy nearly $10,000 in gift certificates. They found a man with 102 re-encoded cards in Chattanooga. In Nashville, authorities apprehended a woman with 40 re-encoded cards.
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