1. Short title; table of contents (a) Short title This Act may be cited as the Federal Information Security Modernization Act of 2023 . (b) Table of contents The table of contents for this Act is as follows: Sec. 1. Short title; table of contents. Sec. 2. Definitions. Sec. 3. Amendments to title 44. Sec. 4. Amendments to subtitle III of title 40. Sec. 5. Actions to enhance Federal incident transparency. Sec. 6. Additional guidance to agencies on FISMA updates. Sec. 7. Agency requirements to notify private sector entities impacted by incidents. Sec. 8. Mobile security briefings. Sec. 9. Data and logging retention for incident response. Sec. 10. CISA agency liaisons. Sec. 11. Federal penetration testing policy. Sec. 12. Vulnerability disclosure policies. Sec. 13. Implementing zero trust architecture. Sec. 14. Automation and artificial intelligence. Sec. 15. Extension of chief data officer council. Sec. 16. Council of the inspectors general on integrity and efficiency dashboard. Sec. 17. Security operations center shared service. Sec. 18. Federal cybersecurity requirements. Sec. 19. Federal chief information security officer. Sec. 20. Renaming office of the Federal Chief Information Officer. Sec. 21. Rules of construction. 2. Definitions In this Act, unless otherwise specified: (1) Agency The term agency has the meaning given the term in section 3502 of title 44, United States Code. (2) Appropriate congressional committees The term appropriate congressional committees means— (A) the Committee on Homeland Security and Governmental Affairs of the Senate; (B) the Committee on Oversight and Accountability of the House of Representatives