Most of us swipe or tap a credit card every day without thinking about what happens behind the scenes. But as a small business owner, I rely on the back end of that system every day. When a customer pays with a card, the payment moves through a network that verifies the charge, protects against fraud […]
Most of us swipe or tap a credit card every day without thinking about what happens behind the scenes. But as a small business owner, I rely on the back end of that system every day. When a customer pays with a card, the payment moves through a netwo… [740 chars]
Source: Portland Press Herald | Published: 2026-03-26T19:00:00Z
Credit: Portland Press Herald
