Payments & EMV

Reference material on card payments: EMV transaction flow, terminal and issuer behaviour, payment cryptography, gateways and processors, and PCI compliance. Drawn from Ambimat’s work building and certifying payment hardware.

Terminal Action Analysis

Post on: May 22, 2023

Dear Readers, In the realm of EMV payment processing, understanding the intricate decision-making process that occurs within payment terminals is

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Payment Gateway

Post on: May 19, 2023

Dear Readers, A payment gateway is a merchant service provided by an e-commerce application service provider that authorizes credit card

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Luhn algorithm for Credit Card

Post on: May 19, 2023

Dear Readers, The Luhn algorithm or Luhn formula, also known as the “modulus 10″ or “mod 10” algorithm, named after its creator, IBM scientist Hans Peter Luhn, is

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