The Payment Card Industry Data Security Standard is a voluntary security framework to help protect customers and merchants against the theft of credit card data during POS transactions. Like many other compliance frameworks, PCI DSS has continually evolved over the years to match new technologies and new threats to the privacy of consumers shopping online and off. As of 2021, the PCI Security Standards Council has announced the newest version of PCI DSS, version 4.0.
While the official documentation for the updated standard has, as of March 2021, not been released, many merchants and banks are preparing for the transition. Here are some basics into PCI DSS and the move to version 4 coming Summer 2021.