9/20/2023 0 Comments Credit card magnetic stripe format![]() ![]() food stamps), and nearly any application in which value or secure information is not stored on the card itself. Examples of cards adhering to these standards include ATM cards, bank cards (credit and debit cards including VISA and MasterCard), gift cards, loyalty cards, driver's licenses, telephone cards, membership cards, electronic benefit transfer cards (e.g. Point-of-sale equipment is electronics gadgetry that is programmed to perform specific tasks - such as reading magnetic stripes. Point-of-sale card readers almost always read track 1, or track 2, and sometimes both, in case one track is unreadable. This design redundancy means that if the first track of the magnetic stripe is damaged, the second track can still carry enough information to use the credit card to make purchases. Information redundancy has also been built in on a magnetic stripe. ![]() ![]() Each track is basically a single physical (but invisible) line on the magnetic strip and must meet ISO standards when encoding these tracks. Magnetic stripe cards are on credit cards, identity cards, gift cards, and point-of-sale-activation (POSA) cards.Įach stripe contains three tracks. Each particle is a small bar magnet about 20 millionths of an inch long. The magnetic stripe, or magstripe, is made up of tiny iron-based magnetic particles in a plastic-like film. Magnetic card readers retrieve that information when the credit card is used to make a purchase. A magnetic stripe on the back of a credit card or gift card store small bits of information. ![]()
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