position in the payment chain, the security of electronic payments is a great concern for these institutions. For this reason, they have been involved in the development of electronic point-of-sale security standards such as PCI DSS. Many acquiring banks insist on their merchants being PCI DSS compliant. If merchants are not PCI DSS compliant, the merchants themselves may be responsible for losses due to fraud, which may result in fines from the card schemes. See also Payment gateway Payment processor Payment service provider Merchant account References Merchant services Payment systems Banking terms Payment cards