Regulatory-Ready Security: Ensuring FCC Compliance for Routers

Last week, the FCC released a major update to the “Covered List”, officially adding foreign-produced consumer-grade routers to the registry of equipment deemed a threat to national security. This declaration was in part due to the discovery of backdoors in select routers that used standard apps in an attack chain to create a backdoor into seemingly protected networks.  This update, finalized on March 23, 2026, and follows the same regulatory blueprint used to restrict DJI and other foreign drones earlier this year. This means that any new router models manufactured, assembled, or developed in “covered” foreign jurisdictions are now effectively blocked from being deployed stateside.

When a device has the potential to collect sensitive data or be repurposed as a node in a massive DDoS attack, the FCC has the authority to block it from being sold or used inside the U.S. This is not an absolute ban, however; the document DOC-420034A1 specifies that these foreign-made devices can be allowed in the U.S. if they secure “Conditional Approval.”

The Safety Net: The Blanket Waiver

It is important to note that a Blanket Waiver, DA 26-286, was issued by the Office of Engineering and Technology. This assures that existing routers don’t suddenly become “bricked” or unpatchable. Anything currently on the market or already purchased is protected and must be maintained until March 1, 2027. At that point, the FCC will either extend the waiver or insist that all such devices secure Conditional Approval to continue receiving updates.

Critically, this waiver does not help new router models. Any new foreign-produced router entering the pipeline must go through a rigorous “Conditional Approval” process that requires disclosing full bills of materials and moving the production of the devices to the United States.

The Road to Conditional Approval

To classify a device as approved, the Department of War (DoW) or the Department of Homeland Security (DHS) must have evidence that a device does not pose unacceptable risks to the national security of the United States or to the safety and security of US persons. Applicants seeking approval must provide comprehensive disclosures of the risks posed by these devices. These requirements are classified as:

• Corporate Structure: A full disclosure of the manufacturer’s ownership, including how much equity is held by foreign entities and any arrangements involving foreign financing or investment.
• Manufacturing & Supply Chain Disclosure: A complete Hardware Bill of Materials (HBOM) and software origin report. This includes identifying “single points of failure” in the supply chain, such as sole-source suppliers, their country of origin, and contingency plans if those suppliers become unavailable.
• Onshoring Plan: A time-bound obligation to establish or expand manufacturing in the United States.
• Cybersecurity Posture: Technical evidence that the device does not present a major risk to U.S. persons or infrastructure.

One way to preemptively address these requirements is to conduct a third-party penetration test and threat model review of the device before the submission process begins. By providing an objective offensive security audit, manufacturers can offer the technical “ground truth” needed to prove their devices are not Trojan horses.

The “Technical Ground Truth” Requirement

To clear the Conditional Approval hurdle, manufacturers must prove that their devices must not:

1. Pose unacceptable risks to the national security of the United States.
2. Introduce supply chain vulnerabilities that has the potential to disrupt the U.S. economy.
3. Present “severe cybersecurity risks” like those seen in the Volt, Flax, and Salt Typhoon attacks.

Solution: A Three-Pronged Preemptive Pentest

To meet these standards, you need more than just a basic vulnerability scan. A “Regulatory-Ready” assessment is essential, with focused coverage across three high-stakes areas:

1. Malicious Code & Logic Bomb Detection

The FCC’s primary concern is state-sponsored backdoors. A deep firmware analysis is required to hunt for unauthorized debug shells, hardcoded “engineer” credentials, and suspicious callback traffic. We also examine the system for “Living off the Land” Binaries (LoLBins)—legitimate system files that attackers can repurpose to build an attack chain using traditionally available software.

2. Hardware Bill of Materials (HBOM) & Chip Attribution

The FCC now requires component-level disclosure of the devices, listing a full HBOM of the device’s design. A physical audit helps establish that the HBOM is valid.  A physical review would include identifying the logos, version numbers, and origin of every integrated circuit (IC) on the PCB. Verifying that the silicon is consistent with the documentation and “known good” versions of the chip confirms that no “grey market” or counterfeit chips with hidden functionalities have been swapped into the supply chain.

3. Threat Modeling and Supply Chain Vulnerability Mapping

By mapping software and hardware origins against known threat-actor playbooks, a threat model can identify critical vulnerabilities and provide solutions before the government finds issues with them. This allows manufacturers to present a concrete contingency plan to the DHS, establishing that even if a specific supplier is compromised, the device’s security remains valid.

Conclusion: Trust is the New Feature

The era of “security through obscurity” in hardware is over. As we move toward the March 2027 deadline, the U.S. market will belong to the manufacturers who can prove their trustworthiness through transparency. By investing in proactive security now, companies can turn a regulatory roadblock into a competitive advantage, making sure their routers remain on shelves and in the hands of American consumers.

To learn more about how NetSPI can help you become regulatory-ready, contact us today.