Cardholder Data Inventory and Protection
What this control requires
Maintain a current inventory of all cardholder data (CHD) storage locations. Implement strong cryptography (AES-256 minimum) for all stored PAN. Never store sensitive authentication data (SAD) after authorisation. Document data flows and implement data discovery to find undiscovered CHD storage.
Other PCI DSS controls
PCI_DSS-CTRL-001 - Daily safeguarding reconciliationPCI_DSS-CTRL-002 - Critical ICT incident reportingPCI_DSS-CTRL-003 - GDPR breach notification workflowPCI_DSS-CTRL-004 - AML suspicious transaction monitoringPCI_DSS-CTRL-005 - Quarterly PCI vulnerability assessmentPCI_DSS-CTRL-006 - Outsourcing provider oversightPCI_DSS-CTRL-007 - DORA Register of Information maintenancePCI_DSS-CTRL-008 - CTIF suspicious activity escalationPCI_DSS-CTRL-009 - NIS2 cyber resilience testingPCI_DSS-CTRL-010 - Instant payment availability monitoringPCI-AUTH-001 - Implement Strong Access Control for Cardholder DataPCI-ENCRYPT-001 - Protect Stored Cardholder Data with Strong Cryptography