
Contactless payment
Technology enabling payment without physical contact

Technology enabling payment without physical contact
Contactless payment systems are credit cards and debit cards, key fobs, smart cards, or other devices, including smartphones and other mobile devices, that use radio-frequency identification (RFID) or near-field communication (NFC) for making secure payments. The embedded integrated circuit chip and antenna enable consumers to wave their card, fob, or handheld device over a reader at the point-of-sale terminal. Contactless payments are made in close physical proximity, unlike other types of mobile payments which use broad-area cellular or Wi-Fi networks and do not involve close physical proximity. EMV (abbreviation for Europay, Mastercard, and Visa) is a common standard used by major credit card and smartphone companies for use in general commerce. Contactless smart cards that function as stored-value cards are popular for use as transit system farecards, such as the Oyster card (London, UK) or RioCard (Rio de Janeiro, Brazil). These can often store non-currency value (such as monthly...
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