As the transition period for PCI DSS 4.0 draws to a close on March 31, 2025, PCI DSS 4.0.1 stands as the current version of the standard. More importantly, the March 31, 2025 deadline for full compliance with all new and customized PCI DSS 4.0 requirements is live. What's New in PCI DSS 4.0.1? PCI DSS 4.0.1 represents a limited but important revision to version 4.0. While it doesn't introduce new requirements, it provides crucial clarifications that impact how organizations implement securi...