PCI-DSS Compliance Overview PCI-DSS (Payment Card Industry Data Security Standard) applies to any merchant that accepts card payments. The scope and complexity of your compliance obligations depend almost entirely on how card data flows through your systems. Merchants who use hosted payment forms (Shopify Payments, Stripe Checkout, PayPal hosted) can qualify for the simplest assessment (SAQ A, 22 controls). Merchants who run custom payment pages face the most complex assessment (SAQ D, 330 controls). The single most important PCI decision is: choose a payment method that minimizes your scope.…