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Get to Know the Card Networks

Blog post from Basis Theory

Post Details
Company
Date Published
Author
Basis Theory
Word Count
1,636
Company Posts That Month
8
Language
English
Hacker News Points
-
Post removed?
No
Summary

Credit card networks such as Visa, Mastercard, American Express, and Discover connect card issuers, merchants, and banks through standardized authorization, clearing, and settlement processes, with Visa and Mastercard operating open networks and American Express, Discover, and some store cards generally using closed models. Merchant costs include interchange and assessment fees, which vary by network, card type, transaction volume, merchant category, and whether a purchase is card-present or online. Merchants must also meet PCI DSS security requirements, with compliance obligations increasing according to annual transaction volume and potential penalties for failures. Tokenization can reduce exposure to sensitive payment and personal data by replacing it with non-sensitive identifiers, helping businesses process payments or manage customer information without directly storing raw data. The discussion also recommends that merchants, particularly high-risk businesses, consider multi-provider payment systems, smart routing, and cascading strategies to improve approval rates, maintain operational continuity, manage compliance, and support customer payment preferences.

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