3 stories tagged card-networks, newest first.
631 points by evakhoury | 378 comments
A blog post explaining what card networks like Visa and Mastercard do, distinguishing them from card issuers, banks, and payment processors.
338 points by bilekas | 223 comments
A Quartr Insights article examining how Visa and Mastercard came to form a global duopoly in card payment networks.
370 points by ekmartin | 72 comments
An Increase article explaining ISO 8583, the message format standard used by card networks to process credit card transactions.