; (B) by redesignating subparagraph (B) as subparagraph (C); (C) by inserting after subparagraph (A) the following: (B) that shall include a dashboard of open information security recommendations identified in the independent evaluations required by section 3555(a) of title 44; and ; and (2) by adding at the end the following: (5) Rule of construction Nothing in this subsection shall be construed to require the publication of information that is exempted from disclosure under section 552 of this title. . 17. Security operations center shared service (a) Briefing Not later than 180 days after the date of enactment of this Act, the Director of the Cybersecurity and Infrastructure Security Agency shall provide to the Committee on Homeland Security and Governmental Affairs of the Senate and the Committee on Homeland Security and the Committee on Oversight and Accountability of the House of Representatives a briefing on— (1) existing security operations center shared services; (2) the capability for such shared service to offer centralized and simultaneous support to multiple agencies; (3) the capability for such shared service to integrate with or support agency threat hunting activities authorized under section 3553 of title 44, United States Code, as amended by this Act; (4) the capability for such shared service to integrate with or support Federal vulnerability management activities; and (5) future plans for expansion and maturation of such shared service. (b) GAO Report Not less than 540 days after the date of enactment of this Act, the Comptroller General of the United States shall submit to the appropriate congressional committees a report on Federal cybersecurity security operations centers that— (1) identifies Federal agency best practices for efficiency and effectiveness; (2) identifies non-Federal best practices used by large entity operations centers and entities providing operation centers as a service