; alien The terms admitted and alien have the meanings given such terms in section 101 of the Immigration and Nationality Act ( 8 U.S.C. 1101 ). (2) Appropriate congressional committees The term appropriate congressional committees means— (A) the Committee on Foreign Affairs, the Committee on Financial Services, the Committee on the Judiciary, the Committee on Oversight and Government Reform, and the Committee on Homeland Security of the House of Representatives; and (B) the Committee on Foreign Relations, the Committee on Banking, Housing, and Urban Affairs, the Committee on the Judiciary, and the Committee on Homeland Security and Governmental Affairs of the Senate. (3) Agency or instrumentality of a foreign state The term agency or instrumentality of a foreign state has the meaning given such term in section 1603(b) of title 28, United States Code. (4) Critical infrastructure sector The term critical infrastructure sector means any of the critical infrastructure sectors identified in Presidential Policy Directive No. 21, entitled Critical Infrastructure Security and Resilience and dated February 12, 2013. (5) Foreign person The term foreign person means a person that is not a United States person. (6) Foreign state The term foreign state has the meaning given such term in section 1603(a) of title 28, United States Code. (7) Knowingly The term knowingly , with respect to conduct, a circumstance, or a result, means that a person has actual knowledge, or should have known, of the conduct, the circumstance, or the result. (8) Misappropriation The term misappropriation means taking or obtaining by improper means, without permission or consent, or under false pretenses. (9) State-sponsored cyber activities The term state-sponsored cyber activities means any malicious cyber-enabled activities that— (A) are carried out by a government of a foreign state or an agency or instrumentality of a foreign state