Monthly ArchivesJune 2023

PCI DSS 4.0 and TLS standard

In 2015, I published an addendum to our PCI DSS 4th Ed. book that covered version 3.1. I titled it, “PCI DSS 3.1: The Standard that Killed SSL” because that version removed the ability to use old and outdated versions of the standard in favor of the improved TLS standard originally released in January 1999. Now eight years later, we’re still struggling with moving past version 1.0 of TLS, something that the Council required after June 2018. Outdated versions of these protocols still exist in certain embedded devices, and are only allowed in limited scenarios. Version 4 of the standard pushed the remainder of TLS version requirements to your routine vulnerability scans—prioritized by the resulting CVSS score. You will find ...

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