In carrying out this subchapter, the Secretary — (1) may not make available any information over the Internet that would otherwise not be available for release under section 552 or 552a of title 5; and (2) shall ensure, to the maximum extent practicable, that the confidentiality of persons is maintained. ( Pub. L. 106–222, § 6 , June 20, 2000 , 114 Stat. 355 .)