; (2) by redesignating subsections (b) and (c) as subsections (c) and (d), respectively; and (3) by inserting after subsection (a) the following new subsection (b): (b) Whoever, being an officer, employee, contractor, or consultant of the United States, and, by virtue of his office, employment, position, or contract, becomes possessed of documents or materials containing classified information of the United States, negligently removes such documents or materials without authority and knowingly retains such documents or materials at an unauthorized location shall be fined under this title or imprisoned for not more than one year, or both. . 303. Comptroller General study on unauthorized disclosures and the classification system (a) Study The Comptroller General of the United States shall conduct a study of the unauthorized disclosure of classified information and the classification system of the United States. (b) Matters included The study under subsection (a) shall address the following: (1) Insider threat risks to the unauthorized disclosure of classified information. (2) The effect of modern technology on the unauthorized disclosure of classified information, including with respect to— (A) using cloud storage for classified information