For purposes of this order:
(a) the term “agency” has the same meaning as it has in 44 U.S.C. 3502(1);
(b) the term “critical infrastructure” has the same meaning as it has in section 1016(e) of the USA Patriot Act of 2001 (42 U.S.C. 5195c(e));
(c) the term “high impact system” means an information system in which at least one security objective (i.e., confidentiality, integrity, or availability) is assigned a FIPS 199 potential impact value of “high”;
(d) the term “high value asset” or “HVA” means Federal information or a Federal information system designated as a high value asset under Office of Management and Budget (OMB) Memorandum M-19-03, “Strengthening the Cybersecurity of Federal Agencies by Enhancing the High Value Asset Program,” or any successor document;
(e) the term “information systems” has the same meaning as it has in 6 U.S.C. 650(14);
(f) the term “National Security Systems” has the same meaning as it has in 44 U.S.C. 3552(b)(6);
(g) the term “post-quantum cryptography” or “PQC” means those cryptographic algorithms or methods that are designed to be resistant to attack by both a quantum computer and a classical computer;
(h) the term “PQC migration lead” means the agency employee or detailee who reports to the agency's chief information officer and is responsible for overseeing agency-wide cryptographic inventory management, developing a prioritized PQC migration plan, and coordinating cross-agency efforts in PQC;
(i) the term “Cryptographic Module Validation Program” has the same meaning as it has in FIPS 140-3, “Security Requirements for Cryptographic Modules,” or any successor policy;
(j) the term “digital signature” has the same meaning as it has in FIPS 186-5, “Digital Signature Standard (DSS),” or any successor policy; and
(k) the term “key establishment” has the same meaning as it has in FIPS 203, “Module-Lattice-Based Key-Encapsulation Mechanism Standard,” or any successor policy.