Why GCC High due diligence matters
Last week, we explained why purpose-built compliant enclaves can offer a more focused approach to controlled data. This week, we turn to GCC High due diligence and the questions agencies and contractors should ask before relying on an authorization label.
A FedRAMP Marketplace listing is important. However, it should not end the review.
Organizations still need to understand what was assessed, what evidence supports the authorization, what limitations remain, and whether the service fits their actual use case.
Ask what the authorization actually proves
Organizations using or considering GCC High should review the available authorization information carefully.
They should ask whether they have examined the complete authorization package available to them. That review should include any conditions, deficiencies, accepted risks, or unresolved issues that could affect their environment.
They should also ask whether Microsoft can provide service-level data-flow diagrams. Those diagrams should show where customer data travels and where systems encrypt or decrypt it in transit.
A general assurance statement is not enough when detailed technical evidence should exist.
GCC High due diligence should demand evidence
Strong GCC High due diligence should focus on proof rather than assertions.
Organizations should ask for evidence covering encryption, key management, vulnerability scanning, remediation, privileged access, support access, and continuous monitoring.
They should also ask which services fall inside the FedRAMP authorization boundary and which functions remain outside it.
Support deserves particular attention.
Who can access customer information during troubleshooting, escalation, maintenance, or incident response? What technical controls limit that access? What logging records those actions?
Organizations should also determine what personnel requirements apply to anyone who could access regulated information. Those requirements may depend on the specific contract, regulation, data type, or agency requirement.
Understand the operational tradeoffs
Security and compliance are only part of the decision.
Customers should identify which features, integrations, automations, connectors, AI capabilities, and external collaboration workflows may be unavailable, delayed, or restricted.
They should also calculate the full cost of adoption.
That calculation should include licensing, migration labor, consulting, configuration, testing, user training, assessment support, administration, and operational disruption.
A platform can meet an important compliance objective while still creating significant technical and financial burden.
Ask whether the boundary can be smaller
Finally, organizations should ask whether the entire enterprise actually needs to move into a broad government cloud.
CUI, ITAR/EAR technical data, and other regulated information may represent only part of an organization’s workload.
A narrower compliant enclave may be able to protect that information with a smaller trust boundary, fewer dependencies, and clearer evidence.
That option should be evaluated on its own merits rather than dismissed because a larger platform already carries an authorization.
The purpose of GCC High due diligence is not to reject GCC High automatically. It is to make sure the decision rests on evidence, architecture, operational requirements, and actual risk.
The marketplace label should begin the questions, not end them.
Next week, we close the series with the central conclusion: compliance without proof is not assurance.
The full whitepaper will be available here.
About RegDOX
At RegDOX Solutions Inc., we help defense contractors and high-security organizations simplify compliance with ITAR, EAR, DFARS, and CMMC requirements. Our secure, cloud-based platforms combine end-to-end encryption, access controls, and audit-ready documentation to keep your data—and your contracts—safe.
Need help navigating evolving cybersecurity regulations?
Request a Compliance Demo
Or contact us directly at info@regdox.com
See the enclave in action.
The Compliant Computing Enclave keeps CUI inside one boundary, with your endpoints out of scope and the evidence trail already built.
Talk to an Expert →