CMMC Ready — CMMC Level 2
85% NIST 800-171 coverage. 2 control gaps identified.
CMMC Status
CMMC Ready
Target Level
Level 2
NIST Coverage
85%
Box for Government
by Box
Overview
Box for Government by Box is a cloud storage solution with FedRAMP authorization targeting CMMC Level 2 compliance. It provides 85% coverage of NIST 800-171 controls for defense contractors handling CUI.
What This Means for Defense Contractors
Box for Government meets the architectural requirements for CMMC Level 2. However, CMMC compliance depends on your entire system boundary — not just individual tools. There are 2 NIST 800-171 control gaps that need remediation before assessment. Defense contractors using Box for Government should verify that their System Security Plan (SSP) documents how this tool fits within their authorization boundary.
NIST 800-171 Coverage
Control Gaps
Using Box for Government without addressing these NIST 800-171 controls may result in findings during a CMMC assessment:
Strengths
Using Box for Government in a CMMC Environment
For defense contractors already using Box for Government, the path to CMMC compliance involves documenting the tool in your System Security Plan (SSP), ensuring proper access controls are configured, and validating that Box for Government's security controls align with your authorization boundary. With 85% NIST 800-171 coverage, Box for Government provides a strong compliance foundation, though the 2 remaining control gaps will need compensating controls or supplementary tools.
CMMC-Ready Cloud Storage Alternatives
CMMC Compliance Analysis for Box for Government
Box for Government demonstrates strong CMMC Level 2 readiness through its FedRAMP authorization and dedicated government infrastructure. For defense contractors handling CUI, it provides secure cloud storage with appropriate encryption and access controls, making it suitable for collaborative document sharing and project management workflows. The platform excels in Access Control (3.1.x) and System and Communications Protection (3.13.x) control families through robust role-based permissions, MFA enforcement, and comprehensive encryption. However, critical gaps exist in Audit and Accountability controls 3.3.1 (audit event types) and 3.3.8 (audit record protection), which may limit granular monitoring capabilities required for CUI handling. During a C3PAO assessment, evaluators will scrutinize Box for Government's audit capabilities, data residency controls, and integration with contractor security infrastructure. The service can exist within the CMMC authorization boundary as a cloud service provider, but contractors must document proper configuration and monitoring controls. Compared to competitors like Microsoft GCC High or AWS GovCloud, Box for Government offers simpler deployment but may require additional compensating controls for comprehensive audit coverage. Its FedRAMP authorization provides confidence in baseline security controls, but contractors must address the specific audit gaps through supplemental logging solutions or accept residual risk with appropriate POA&M documentation.
Configuration Guide
To optimize Box for Government for CMMC Level 2 assessment, contractors should first configure enhanced audit logging by enabling all available event types and integrating with external SIEM solutions to address control gaps 3.3.1 and 3.3.8. Implement strict user provisioning procedures with documented role assignments and regular access reviews. Configure data classification policies to ensure CUI is properly tagged and protected. Establish compensating controls including network-level monitoring for user activities not captured by Box's native audit capabilities, and document these in the System Security Plan under Section 13 (Audit and Accountability). Deploy additional log protection mechanisms through secure forwarding to contractor-controlled log management systems. Timeline estimates include 4-6 weeks for initial configuration and compensating control implementation, followed by 2-3 weeks for documentation updates. Maintain compliance through monthly access reviews, quarterly audit log analysis, and semi-annual configuration validation. For C3PAO preparation, compile evidence including access control matrices, audit log samples demonstrating CUI handling events, data flow diagrams showing Box integration with contractor networks, and compensating control effectiveness documentation. Ensure all POA&M entries for residual audit gaps include specific milestones and completion timelines acceptable to the assessment team.
Configuration Checklist
- 1ISSO: Enable all available audit event types in Box Admin Console and configure retention policies to meet 3.3.1 requirements
- 2Sysadmin: Deploy SIEM integration to capture Box audit logs and implement log forwarding for 3.3.8 compliance
- 3ISSO: Configure role-based access controls with principle of least privilege and document user role matrix in SSP Section 3
- 4Sysadmin: Implement data classification policies and automated CUI tagging within Box platform
- 5ISSO: Establish compensating controls for audit gaps and document in POA&M with specific remediation timeline
- 6Sysadmin: Configure network-level monitoring to supplement Box native audit capabilities for comprehensive coverage
- 7Contracts: Validate Box for Government contract terms align with DFARS 252.204-7012 flow-down requirements
- 8ISSO: Update System Security Plan Section 13 with Box audit control implementation and compensating measures
- 9C3PAO: Prepare audit evidence package including access logs, configuration screenshots, and control testing results
- 10ISSO: Implement monthly access reviews and quarterly compliance validation procedures for ongoing assessment readiness
Related Compliance Assessments
Frequently Asked Questions
Is Box for Government CMMC compliant?
Box for Government meets CMMC Level 2 requirements with 85% NIST 800-171 control coverage.
What NIST 800-171 controls does Box for Government cover?
Box for Government covers 85% of the 110 NIST 800-171 controls, with 2 gaps primarily in 3.3.1 and 3.3.8 control families.
What are the CMMC compliance gaps for Box for Government?
The primary gaps are in controls 3.3.1, 3.3.8. These require supplementary tools or process controls to achieve full CMMC Level 2 compliance.
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