(2)For use in subpart 217.1, see the definition at 217.103. Contract administration office also means a contract management office of the Defense Contract Management Agency. Contract manufacturer means a company that produces goods under contract for another company under the label or brand name of that company. Contracting activity for DoD also means elements designated by the director of a defense agency which has been delegated contracting authority through its agency charter. DoD contracting activities are listed at PGI 202.101. Contracting officer's representative means an individual designated and authorized in writing by the contracting officer to perform specific technical or administrative functions. Contractor-approved supplier means a supplier that does not have a contractual agreement with the original component manufacturer for a transaction, but has been identified as trustworthy by a contractor or subcontractor. Counterfeit electronic part means an unlawful or unauthorized reproduction, substitution, or alteration that has been knowingly mismarked, misidentified, or otherwise misrepresented to be an authentic, unmodified electronic part from the original manufacturer, or a source with the express written authority of the original manufacturer or current design activity, including an authorized aftermarket manufacturer. Unlawful or unauthorized substitution includes used electronic parts represented as new, or the false identification of grade, serial number, lot number, date code, or performance characteristics. Cyber incident means actions taken through the use of computer networks that result in a compromise or an actual or potentially adverse effect on an information system and/or the information residing therein. Department of Defense (DoD), as used in DFARS, means the Department of Defense, the military departments, and the defense agencies. Departments and agencies, as used in DFARS, means the military departments and the defense agencies. The military departments are the Departments of the Army, Navy, and Air Force (the Marine Corps is a part of the Department of the Navy, and the Space Force is a part of the Air Force). The defense agencies are the Chief Digital and Artificial Intelligence Office, the Defense Advanced Research Projects Agency, the Defense Commissary Agency, the Defense Contract Management Agency, the Defense Counterintelligence and Security Agency, the Defense Finance and Accounting Service, the Defense Health Agency, the Defense Information Systems Agency, the Defense Intelligence Agency, the Defense Logistics Agency, the Defense Threat Reduction Agency, the Missile Defense Agency, the National Geospatial-Intelligence Agency, the National Security Agency, the Strategic Capabilities Office, the United States Cyber Command, the United States Special Operations Command, the United States Transportation Command, and the Washington Headquarters Service. Electronic part means an integrated circuit, a discrete electronic component (including, but not limited to, a transistor, capacitor, resistor, or diode), or a circuit assembly (section 818(f)(2) of Pub. L. 112-81). Executive agency means for DoD, the Department of Defense, the Department of the Army, the Department of the Navy, and the Department of the Air Force. Head of the agency means, for DoD, the Secretary of Defense, the Secretary of the Army, the Secretary of the Navy, and the Secretary of the Air Force. Subject to the direction of the Secretary of Defense, the Under Secretary of Defense (Acquisition and Sustainment), and the Principal Director, Defense Pricing, Contracting, and Acquisition Policy, the directors of the defense agencies have been delegated authority to act as head of the agency for their respective agencies (i.e., to perform functions under the FAR or DFARS reserved to a head of agency or agency head), except for such actions that by terms of statute, or any delegation, must be exercised within the Office of the Secretary of Defense. (For emergency acquisition flexibilities, see 218.270.) Major defense acquisition program is defined in 10 U.S.C. 4201. Material weakness means a deficiency or combination of deficiencies in the internal control over information in contractor business systems, such that there is a reasonable possibility that a material misstatement of such information will not be prevented, or detected and corrected, on a timely basis. A reasonable possibility exists when the likelihood of an event occurring is—