15 U.S.C. § 7421

In this chapter: (1) Cybersecurity mission The term “cybersecurity mission” means activities that encompass the full range of threat reduction, vulnerability reduction, deterrence, international engagement, incident response, resiliency, and recovery policies and activities, including computer network operations, information assurance, law enforcement, diplomacy, military, and intelligence missions as such activities relate to the security and stability of cyberspace. (2) Information system The term “information system” has the meaning given that term in section 3502 of title 44 .