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2. Forrest Parry - Wikipedia

   en.wikipedia.org/wiki/Forrest_Parry

   In 1960, while at IBM, Parry invented the magnetic stripe card for use by the U.S. Government. [3] He had the idea of gluing short pieces of magnetic tape to each plastic card, but the glue warped the tape, making it unusable. When he returned home, Parry's wife Dorothea was using a flat iron to iron clothes.

3. Digital card - Wikipedia

   en.wikipedia.org/wiki/Digital_card

   In most magnetic stripe cards, the magnetic stripe is contained in a plastic-like film. The magnetic stripe is located 0.223 inches (5.7 mm) from the edge of the card, and is 0.375 inches (9.5 mm) wide. The magnetic stripe contains three tracks, each 0.110 inches (2.8 mm) wide.

4. Card reader - Wikipedia

   en.wikipedia.org/wiki/Card_reader

   A card reader is a data input device that reads data from a card-shaped storage medium and provides the data to a computer. Card readers can acquire data from a card via a number of methods, including: optical scanning of printed text or barcodes or holes on punched cards, electrical signals from connections made or interrupted by a card's punched holes or embedded circuitry, or electronic ...

5. Do magnets affect credit cards? - AOL

   www.aol.com/finance/magnets-affect-credit-cards...

   Instead of a magnetic strip that you swipe, most credit cards now have an EMV chip that you insert into a card reader or even use to pay contactlessly. Luckily EMV chips aren’t affected by magnets.

6. Magnetic secure transmission - Wikipedia

   en.wikipedia.org/wiki/Magnetic_secure_transmission

   Hence, in contrast to payments using near-field communication, MST technology is compatible with nearly all payment terminals that possess a magnetic stripe reader. [1] [2] MST is designed to transmit from within 3 in (76 mm) of the magnetic card reader. [3] Outside of physical transmission, there are no changes to the magnetic stripe card ...

7. Access badge - Wikipedia

   en.wikipedia.org/wiki/Access_badge

   Access badges use various technologies to identify the holder of the badge to an access control system. The most common technologies are magnetic stripe, proximity, barcode, smart cards and various biometric devices. The magnetic stripe ID card was invented by Forrest Parry in 1960. [1] The access badge contains a number that is read by a card ...