When the Department of Defense mandated cybersecurity certification for its supply chain, the intent was clear: protect Controlled Unclassified Information from adversaries. What followed was anything but.
Across the nation’s shipyards, a single prime contractor may rely on 100 to 500 subcontractors to build and maintain naval vessels. Under current practice, every one of those subcontractors is pursuing CMMC and NIST SP 800-171 compliance independently, hiring its own consultants, purchasing its own tools, building its own documentation, and interpreting federal requirements in its own way.
The result is a fragmented, unsecured supply chain.
The Cost of Going It Alone
Industry estimates place the average compliance cost per subcontractor between $60,000 and $150,000, with readiness timelines stretching from nine to eighteen months. Multiply that across a shipyard’s full vendor network and the ecosystem-level spend reaches $12 million to $30 million; much of it duplicated across consulting, tooling, documentation, and audit remediation.
But financial waste is not the most dangerous consequence. The real risk is inconsistency. When hundreds of subcontractors interpret compliance differently, the weakest link becomes the breach vector, and the shipyard bears the liability.
What Insiders Say
Interviews conducted across the shipbuilding ecosystem reveal a market that is aware of the problem but structurally unable to solve it. A director in the IT field at a major shipyard acknowledged that vendor entrenchment is the core barrier: internal teams and incumbent IT contractors are already in place, and executive leadership sees no compelling reason to bring in outside expertise.
A defense analyst with direct government contracting experience put it more bluntly: when decision-makers are personally invested in existing vendors, capability is irrelevant. Access and relationships determine procurement outcomes.
Perhaps most telling, an engineer working in a classified program described managing information security by always keeping all drawings in physical format under personal control, eliminating the electronic attack surface entirely. It is an effective stopgap, but one that cannot scale as supply chain integration increasingly demands digital collaboration.
Meanwhile, a subcontractor-facing operations manager reported that small vendors routinely fail to follow cybersecurity protocol and receive almost no guidance from the shipyard. The system, in other words, is failing at the exact point where it matters most.
A Different Model
The alternative is not more enforcement. It is enablement. A growing body of analysis suggests that the shipyard itself should become the central cybersecurity infrastructure for its supply chain, providing standardized compliance templates, pre-negotiated vendor pricing, shared training, and a structured maturity pathway that subcontractors plug into rather than build from scratch.
Under this model, projected subcontractor compliance costs drop 30 to 50 percent. Readiness timelines compress from over a year to four to eight months. And the shipyard gains something it currently lacks: visibility into the cybersecurity posture of its entire vendor network.
The strategic implications extend beyond risk reduction. A shipyard that can demonstrate a standardized, secured supply chain holds a measurable advantage in contract bids. The Navy evaluates delivery, timeliness, budget discipline, and standards compliance. A unified cybersecurity model strengthens all four.
The Shift That’s Coming
Cybersecurity compliance in the defense industrial base is still treated as a company-by-company obligation. But the threat is not company-by-company. It is systemic. The subcontractor who cannot afford a $100,000 compliance program is the same subcontractor handling sensitive technical data for a multibillion-dollar naval program.
The shipyards that recognize this first, and move from decentralized compliance to centralized enablement, will not only reduce their risk exposure. They will win more contracts.
This article was written in collaboration with Old Dominion University. It reflects findings from an independent consulting engagement conducted by Old Dominion University’s Strome College of Business, Spring 2026.
