XPAY KNOWLEDGE
Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
Finance
Financial services
Financial services are economic services tied to finance provided by financial institutions. Financial services encompass a broad range of service sector activities, especially as concerns financial management and consumer finance.
FinancePayment card industry
The payment card industry (PCI) denotes the payment systems used for debit, credit, prepaid, e-purse, ATM, and POS cards and associated businesses.