How many main requirements are there in the PCI DSS?

The correct answer is that there are twelve main requirements outlined in the PCI DSS. These requirements are grouped into six overarching categories, which are referred to as the PCI DSS requirements. Each category tackles a specific area of security that organizations must address in order to protect cardholder data.

The twelve requirements cover a wide range of security measures, including the installation and maintenance of a firewall, the protection of stored cardholder data, encryption of transmission of cardholder data across open networks, and the implementation of strong access control measures.

Honoring these twelve requirements is crucial for any organization that processes card payments, as compliance with the PCI DSS is designed to ensure the security of card transactions and protect consumers' sensitive information. Understanding these twelve core requirements is fundamental for anyone involved in PCI DSS compliance efforts.