PCI DSS 4.0.1 Compliance Guide: Web App & API Security Controls
Executive Summary PCI DSS 4.0.1 compliance mandates stricter security controls for web applications and APIs. Key updates include maintaining an inventory of custom software (PCI 6.3.2) and managing payment page scripts to prevent skimming attacks (PCI 6.4.3). Organizations must also adopt risk-based vulnerability prioritization (PCI 11.3.1.1), perform authenticated internal vulnerability scans (PCI 11.3.1.2), implement mechanisms…


