Nation-state hackers from countries like China and Russia have targeted the defense industrial base by exploiting at least two dozen zero-day vulnerabilities in edge devices. These vulnerabilities were used in attempts to breach the networks of defense contractors, raising concerns about national security and the integrity of sensitive military information. The attacks indicate a sophisticated level of planning and execution, as attackers often seek to gain access to critical infrastructure and proprietary technology. This ongoing threat emphasizes the need for defense contractors to enhance their cybersecurity measures and remain vigilant against such espionage efforts. As these hackers continue to evolve their tactics, the potential risks to national defense capabilities grow.