As we move through the requirements for PCI DSS 4.0, we’re coming up to the double digits, which means some more advanced expectations. Namely, the tenth requirement focuses on system logging and monitoring for systems containing cardholder data. 

The maintenance of audit logs is about more than automatically recording data about system events. Your system must secure, protect, and ensure the integrity of that information to serve a role in incident prevention and investigation.

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When thinking about cybersecurity, many stakeholders outside the industry will rarely consider the physical systems supporting digital information. And yet, almost any security framework worth its salt will have some provision for securing physical systems and environments. PCI DSS 4.0 is no different, and the ninth requirement is dedicated to just this topic.

This article will discuss this requirement and exactly what it means to approach the physical security of systems containing cardholder data in compliance with PCI DSS.

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Moving through the requirements of PCI DSS 4.0, we’re well over halfway through. During this journey, we’ve touched on cryptography, security and perimeter management, network security, authorization, and other critical security considerations. Now, we come up against the authentication and identity management problem with the eighth requirement. 

Authentication isn’t simply about passwords and CAPTCHAs, however. Regarding payment processing and protecting cardholder data, retailers and processors are expected to implement strong and effective authentication at the point of purchase and in any system that holds PAN information. 

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