Payment Gateway A payment gateway refers to the front-end technology that reads payment cards and sends customer information to the merchant acquiring bank for processing. Social Welfare System A social welfare system is a government program that provides assistance to individuals and families in need. Years of compliance experience and automation. Company Profiles. SnapCard acts as a kind of payment processor, debiting the transaction amount from the user and making the purchase with the merchant. The leader in blockchain news, CoinDesk is a media outlet that strives for the highest journalistic standards and abides by a strict set of editorial policies.