Tag: physical security

POS related data breaches and security issues in recent years indicate that POS systems are vulnerable and may be at risk from attacks.

Merchants are responsible for ensuring that their respective payment systems and infrastructures are secure.

The industry practice is to eliminate the middle six digits, but the standards for each major card brand range slightly. Organizations seeking flexibility in this area should review the individual requirements for each card brand.

The PCI DSS requirements apply to all system components, including people, processes and technologies that store, process or transmit cardholder data or sensitive authentication data, included in or connected to the cardholder data environment.

The firewall rule base must be reviewed at least quarterly and the change management process created to add and push the policy to the firewall.

Vulnerabilities are constantly found by malicious individuals and researchers, and new software is introduced to them. System components, processes, and custom applications should be periodically reviewed to ensure an evolving environment continues to represent security controls.