Card association
A card association is a network of issuing banks and acquiring banks that process payment cards of a specific brand.
Examples
Familiar payment card association brands include China UnionPay, RuPay, Visa, MasterCard, American Express, Discover, Diners Club, Troy and JCB. Visa, MasterCard and American Express issuers co-brand with their card association. for example, "Wells Fargo Visa" or "Citi MasterCard".
Statistics
Card associations Visa and MasterCard each comprise over 20,000 card issuing banks.[1]
Among United States consumers alone, over 600 million payment cards are in circulation.[2]
Worldwide, Visa issuers have over 1.5 billion payment cards in circulation.[3][4]
gollark: *Hundreds*? What a weirdly small scale.
gollark: You can't derive how complex or effective it is because you're literally making up the system.
gollark: Perhaps these are very lossy.
gollark: It's an old time-sharing system so you pay for CPU time.
gollark: This is why magic is so dangerous.
References
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