Payment Card Industry Data Security Standard PCI DSS v4.0 6.4.3 and 11.6.1 Resources In March 2022, the Payment Card Industry Security Standards Council released a revised version of its Data Security Standard, commonly known as PCI DSS v4.0. In this revised version are two new sections, 6.4.3 and 11.6.1 which offer guidance regarding 3rd, 4th,| Source Defense