EMV Contactless Specifications

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EMVCo

EMVCo specifications for contactless payment transactions, including kernel definitions for Visa payWave, Mastercard PayPass, and others.

EMV's contactless specifications govern the tap-to-pay transaction over ISO/IEC 14443, with a distinct processing kernel for each network — Visa, Mastercard, American Express, Discover, JCB, and UnionPay. They define how the terminal selects the kernel, exchanges cryptograms, and enforces no-PIN tap limits. The same kernels underpin mobile wallets such as Apple Pay and Google Pay, which present tokenised card credentials rather than the real card number.

EMV Contactless | 발행 2005