; (C) by striking Under Secretary each place it appears and inserting Administrator ; and (D) by adding at the end the following: (d) Security and research and development activities (1) In general The Administrator shall conduct research (including behavioral research) and development activities appropriate to develop, modify, test, and evaluate a system, procedure, facility, or device to protect passengers and property against acts of criminal violence, aircraft piracy, and terrorism and to ensure security. (2) Disclosure (A) In general Notwithstanding section 552 of title 5, the Administrator shall prescribe regulations prohibiting disclosure of information obtained or developed in ensuring security under this title if the Secretary of Homeland Security decides disclosing the information would— (i) be an unwarranted invasion of personal privacy; (ii) reveal a trade secret or privileged or confidential commercial or financial information; or (iii) be detrimental to transportation safety. (B) Information to Congress Subparagraph (A) does not authorize information to be withheld from a committee of Congress authorized to have the information. (C) Rule of construction Nothing in subparagraph (A) shall be construed to authorize the designation of information as sensitive security information (as defined in section 15.5 of title 49, Code of Federal Regulations)— (i) to conceal a violation of law, inefficiency, or administrative error; (ii) to prevent embarrassment to a person, organization, or agency; (iii) to restrain competition