What type of documentation is crucial for PCI DSS compliance?

Choosing all policies and procedures related to cardholder data security as crucial documentation for PCI DSS compliance is essential because these documents ensure that an organization's approach to handling sensitive payment information is comprehensive and in alignment with the PCI DSS requirements.

PCI DSS emphasizes the importance of having well-documented policies and procedures as they serve to guide an organization in maintaining security measures and compliance continuously. This documentation encompasses various aspects of data security, such as access control, incident response, and encryption protocols, all of which contribute to a holistic security posture. By maintaining up-to-date policies and procedures, organizations can demonstrate their commitment to protecting cardholder data and their proactive stance in managing risks associated with data breaches.

In contrast, focusing solely on an auditor’s report, system configurations, or employee training materials would neglect the broader spectrum of responsibilities that come with PCI DSS compliance. Each of these elements plays a role but lacks the comprehensive nature of encompassing all policies and procedures necessary for effective data security management. Thus, having a complete set of documentation related to cardholder data security is critical for maintaining ongoing compliance and safeguarding sensitive information.