Block Access from High-Risk Countries for Zero Trust Compliance
Learn how CA-08 helps you meet Zero Trust requirements for Microsoft 365 and Entra ID security.
Meeting Zero Trust standards for Microsoft 365 involves implementing controls like CA-08 (Block Access from High-Risk Countries). This guide covers the specific Zero Trust requirements addressed by this control and how to achieve compliance.
How CA-08 Addresses Zero Trust Requirements
Zero Trust requires organizations to implement controls around block access from high-risk countries. The CA-08 control provides:
- Conditional Access policy blocks access from high-risk countries
- Country-based named location configured with sanctioned/high-risk nations
- Level 1: North Korea, Iran, Syria
- Level 2: + Russia, Cuba
- Level 3: + China, Belarus, Venezuela
These measures directly support Zero Trust compliance by ensuring proper conditional_access security in your Microsoft 365 environment.
Implementation for Compliance
To satisfy Zero Trust 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 Zero Trust 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 Zero Trust
Blocking access from high-risk countries reduces geopolitical risk and helps comply with export control regulations (ITAR, EAR). While VPNs can bypass this control, it stops opportunistic attacks and reduces your attack surface from nation-state threat actors.
Implementing CA-08 is an important step toward Zero Trust compliance. Combined with TrueConfig's continuous monitoring, you can demonstrate ongoing adherence to Zero Trust requirements.
Ready to achieve Zero Trust compliance?
TrueConfig continuously monitors your Microsoft 365 tenant for compliance with Zero Trust requirements, including this control.