NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements
NIST Special Publication 800-171A Revision 3 (2024) provides assessment procedures for the security requirements in NIST SP 800-171 Rev 3. It defines assessment objectives and methods (examine, interview, test) for each of the 110 security requirements protecting Controlled Unclassified Information (CUI) in nonfederal systems. Used by CMMC assessors, DoD contractors, and federal agencies to verify CUI protection compliance.
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Framework Domains (5)
Access Control and Identification
| Code | Title |
|---|---|
| 3.1 | Physical Security |
| 3.1.1 | Authorized Access Control |
| 3.1.2 | Transaction and Function Control |
| 3.7 | Establish and Maintain a Data Classification Scheme |
| 3.7.1 | Key generation procedures |
Audit, Assessment, and Monitoring
| Code | Title |
|---|---|
| 3.11 | Encrypt Sensitive Data at Rest |
| 3.12 | Segment Data Processing and Storage Based on Sensitivity |
| 3.3 | Configure Data Access Control Lists |
| 3.3.1 | Audit Record Creation |
| 3.4 | Enforce Data Retention |
Awareness, Training, and Personnel
| Code | Title |
|---|---|
| 3.2 | Establish and Maintain a Data Inventory |
| 3.2.1 | Account data storage minimised |
| 3.9 | Encrypt Data on Removable Media |
| 3.9.1 | Personnel Screening Assessment |
Incident Response and Media Protection
| Code | Title |
|---|---|
| 3.15 | Planning |
| 3.16 | System and Services Acquisition |
| 3.17 | Supply Chain Risk Management |
| 3.5 | Securely Dispose of Data |
| 3.6 | Encrypt Data on End-User Devices |
| 3.6.1 | Incident Response Capability |
System Protection and Communications
System and communications protection, configuration management, and contingency planning
| Code | Title |
|---|---|
| 3.10 | Encrypt Sensitive Data in Transit |
| 3.13 | Deploy a Data Loss Prevention Solution |
| 3.13.1 | Boundary Protection Assessment |
| 3.14 | Log Sensitive Data Access |
| 3.8 | Document Data Flows |
| FEDRAMP-CM-1 | Configuration Management Policy |
| FEDRAMP-CM-2 | Baseline Configuration |
| FEDRAMP-CM-6 | Configuration Settings |
| FEDRAMP-CP-9 | System Backup |
| FEDRAMP-SC-1 | System and Communications Protection Policy |
| FEDRAMP-SC-12 | Cryptographic Key Establishment and Management |
| FEDRAMP-SC-13 | Cryptographic Protection |
| FEDRAMP-SC-28 | Protection of Information at Rest |
| FEDRAMP-SC-7 | Boundary Protection |
| FEDRAMP-SC-8 | Transmission Confidentiality and Integrity |
Your Compliance Coverage
If you comply with NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements, you already cover:
UK Telecommunications (Security) Act 2021
60%
21 controls mapped
Compare →South Korea Cloud Security Assurance Program (CSAP)
60%
21 controls mapped
Compare →PAS 1192-5:2015 — Security-Minded Approach to BIM and Digital Built Environments
60%
21 controls mapped
Compare →+ 657 more: Canada ITSG-33 — IT Security Risk Management (60%), New Zealand Information Security Manual (NZISM) (60%)
See all 660 mapped frameworks ↓Maps to 660 other frameworks
Frequently Asked Questions
What is NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements?
NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements is a compliance framework from United States (NIST) with 5 domains and 35 controls. NIST Special Publication 800-171A Revision 3 (2024) provides assessment procedures for the security requirements in NIST SP 800-171 Rev 3. It defines assessment objectives and methods (examine, interview, test) for each of the 110 security requirements protecting Controlled Unclassified Information (CUI) in nonfederal systems. Used by CMMC assessors, DoD contractors, and federal agencies to verify CUI protection compliance. It is used by organisations to establish and maintain compliance with industry standards and regulatory requirements.
How many controls does NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements have?
NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements has 35 controls organised across 5 domains. The largest domains are System Protection and Communications (15 controls), Incident Response and Media Protection (6 controls), Access Control and Identification (5 controls). Each control defines specific requirements that organisations must implement to achieve compliance.
What frameworks does NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements map to?
NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements maps to 660 other compliance frameworks. The top mapping partners are UK Telecommunications (Security) Act 2021 (60% coverage), South Korea Cloud Security Assurance Program (CSAP) (60% coverage), PAS 1192-5:2015 — Security-Minded Approach to BIM and Digital Built Environments (60% coverage). Use our comparison tool to explore control-level mappings between frameworks.
How do I get started with NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements compliance?
Start your NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements compliance journey by running a self-assessment on our platform to identify your current compliance posture. Our AI advisory can answer specific questions about NIST SP 800-171A Rev 3 — Assessing CUI Security Requirements requirements, and cross-framework mapping helps you leverage existing controls from other frameworks you may already comply with. Create a free account to access all 35 controls and track your progress.
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