PCI DSS 10.7.2: Detecting and Responding to Critical Security Control Failures
When critical security controls fail, detection speed and response accuracy determine whether a breach becomes a compliance incident. PCI DSS 10.7.2 requires organizations to establish detection mechanisms, reporting workflows, and response procedures that work together to minimize exposure. For SMBs managing payment card data, this control separates proactive security from reactive damage control.
What this means
Control 10.7.2 mandates that your organization must identify when essential security controls stop functioning as designed, escalate these failures immediately through defined channels, and take corrective action without delay. This goes beyond logging—it requires active monitoring, clear ownership of failures, and documented response timelines. Failures of controls protecting cardholder data (encryption, access controls, intrusion detection, firewalls) must trigger alerts and investigation within a defined timeframe.
How to comply
- 1.Define which controls are 'critical' to your payment processing environment and document them clearly
- 2.Implement automated alerting when critical controls fail or stop reporting (e.g., firewall down, IDS offline, encryption service unavailable)
- 3.Establish an escalation matrix that routes critical control failures to appropriate security and operations personnel
- 4.Create and test a documented incident response procedure specific to control failures
- 5.Log all control failure detections, including timestamps, detection method, and responsible team
- 6.Conduct root cause analysis for each critical failure and document remediation steps
- 7.Verify that corrective actions restore the control to working order and record the restoration date/time
- 8.Review failure and response data quarterly to identify patterns and improve detection mechanisms
Evidence auditors look for
- Automated alert logs showing detection of firewall rule changes or outages
- Intrusion detection system (IDS) alerts when signatures stop being deployed or engine fails
- Encryption key management system reports when key rotation or generation fails
- Access control system alerts when authentication service becomes unavailable
- Backup verification reports showing when backup jobs fail to complete
- Log centralization failures detected and reported by SIEM or log aggregation platform
- Incident tickets documenting investigation and remediation of each detected failure
- Change management records showing approval and testing of control restoration steps
- Meeting minutes from monthly security reviews discussing control failures and trends
Frequently asked questions
When will FAQs be available?
The FAQ for this control is currently being prepared.
GRCWatch automatically monitors your critical security controls and sends real-time alerts when failures are detected, eliminating manual surveillance gaps and creating audit-ready incident logs that demonstrate prompt response to 10.7.2 violations.
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