PCI DSS SAQ A: What You Still Need to Verify About Script Attacks
Before you buy another security tool or remove an existing control, answer one question: how does your website actually present the payment form? For e-commerce merchants completing PCI DSS Self-Assessment Questionnaire A (SAQ A), that architectural detail matters. An embedded payment form, a redirect, and a fully outsourced payment process are different arrangements, with different implications for how the SAQ A script-attack eligibility criterion applies.