PCI DSS Compliance
CA-03High

Block or Require MFA for Risky Sign-Ins for PCI DSS Compliance

Learn how CA-03 helps you meet PCI DSS requirements for Microsoft 365 and Entra ID security.

PCI DSS compliance requires implementing specific controls around block or require mfa for risky sign-ins. This page explains how TrueConfig's CA-03 control helps you meet PCI DSS requirements in your Microsoft 365 environment.

How CA-03 Addresses PCI DSS Requirements

PCI DSS requires organizations to implement controls around block or require mfa for risky sign-ins. The CA-03 control provides:

  • An Identity Protection sign-in risk policy is enabled
  • High-risk sign-ins are blocked
  • Medium-risk sign-ins require MFA

These measures directly support PCI DSS compliance by ensuring proper conditional_access security in your Microsoft 365 environment.

Implementation for Compliance

To satisfy PCI DSS requirements with this control:

  • **Enable the control** - Use TrueConfig's one-click remediation
  • **Document your implementation** - Record how the control was configured
  • **Maintain evidence** - TrueConfig automatically logs compliance status
  • **Monitor continuously** - Track any deviations from the expected state

Evidence Collection

For PCI DSS audits, you'll need to demonstrate:

  • Current configuration state
  • Historical compliance data
  • Remediation actions taken
  • Continuous monitoring in place

TrueConfig provides all of this evidence through its audit trail and reporting features.

Why This Control Matters for PCI DSS

Microsoft analyzes each sign-in for anomalies (impossible travel, anonymous IP, malware-linked IPs). Risk-based policies automatically escalate protection when threats are detected, without user friction during normal access.

Implementing CA-03 is an important step toward PCI DSS compliance. Combined with TrueConfig's continuous monitoring, you can demonstrate ongoing adherence to PCI DSS requirements.

Ready to achieve PCI DSS compliance?

TrueConfig continuously monitors your Microsoft 365 tenant for compliance with PCI DSS requirements, including this control.