Contactless payment systems include credit and debit cards, key fobs, and other mobile devices such as smartphones that allow secure payments by simply swiping a card or other device over a reader terminal. Although there are some similarities between contactless payments and mobile payments, which can also be made on a smartphone, the main difference between them is that mobile payments usually use a wider mobile or Wi-Fi network, while how contactless payments require close physical proximity. https://www.confiduss.com/en/i....nfo/blog/article/con
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