COMPUTER NETWORKING

Detailed explanation-1: -When used for contactless payment, RFID technology is deployed via a small computer chip inside a credit or debit card or a smartphone. A kind of RFID system called NFC is actually so secure its use is mandated by the U.S. Department of Defense and is required in many countries’ passports.

Detailed explanation-2: -NFC mobile payments are contactless digital payment options that allow phones, tablets, or credit cards to communicate with NFC-enabled readers. NFC technology allows businesses to accept customer payments quickly and conveniently without requiring employees to handle or cards.

Detailed explanation-3: -NFC is a method of wireless data transfer that allows smartphones, laptops, tablets and other devices to share data when in close proximity. NFC technology powers contactless payments via mobile wallets like Apple Pay and Google Pay, as well as contactless cards.

Detailed explanation-4: -“Contactless payment” refers to a no-touch form of payment using a credit, debit or gift card on a point-of-sale system equipped with the adequate technology. Contactless-equipped cards use radio frequency identification (RFID) technology and near-field communication (NFC) to process transactions where possible.