CMMC Ready — CMMC Level 3
96% NIST 800-171 coverage. 2 control gaps identified.
CMMC Status
CMMC Ready
Target Level
Level 3
NIST Coverage
96%
Microsoft 365 GCC High
by Microsoft
Overview
Microsoft 365 GCC High by Microsoft is an email & messaging solution with FedRAMP authorization targeting CMMC Level 3 compliance. It provides 96% coverage of NIST 800-171 controls for defense contractors handling CUI.
NIST 800-171 Coverage
Control Gaps
Strengths
CMMC-Ready Email & Messaging Alternatives
Frequently Asked Questions
Is Microsoft 365 GCC High CMMC compliant?
Microsoft 365 GCC High meets CMMC Level 3 requirements with 96% NIST 800-171 control coverage.
What NIST 800-171 controls does Microsoft 365 GCC High cover?
Microsoft 365 GCC High covers 96% of the 110 NIST 800-171 controls, with 2 gaps primarily in 3.1.20 and 3.3.1 control families.
What are the CMMC compliance gaps for Microsoft 365 GCC High?
The primary gaps are in controls 3.1.20, 3.3.1. These require supplementary tools or process controls to achieve full CMMC Level 3 compliance.
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