; and (bb) shall provide a means of identity authentication in a manner that provides a high level of certainty as to the identity of such individual, using immigration and identifying information that may include review of identity documents or background screening verification techniques using publicly available information. (G) Authority to prohibit use of certain documents If the Secretary determines, after publication in the Federal Register and an opportunity for public comment, that any document or class of documents specified in subparagraph (B), (C), or (D) does not reliably establish identity or that employment authorized status is being used fraudulently to an unacceptable degree, the Secretary— (i) may prohibit or restrict the use of such document or class of documents for purposes of this subsection; and (ii) shall directly notify all employers registered within the System of the prohibition through appropriate means. (H) Authority to allow use of certain documents If the Secretary has determined that another document or class of documents, such as a document issued by a federally recognized Indian tribe, may be used to reliably establish identity or employment authorized status, the Secretary— (i) may allow the use of that document or class of documents for purposes of this subsection after publication in the Federal Register and an opportunity for public comment; (ii) shall publish a description of any such document or class of documents on the U.S. Citizenship and Immigration Services website; and (iii) shall directly notify all employers registered within the System of the addition through appropriate means. (2) Individual attestation of employment authorization An individual, upon commencing employment with an employer, shall— (A) attest, under penalty of perjury, on the form prescribed by the Secretary, that the individual is— (i) a citizen of the United States; (ii) an alien lawfully admitted for permanent residence; (iii) an alien who has employment authorized status