; (H) may promulgate regulations governing beyond line-of-sight operation of unmanned aircraft systems flown within the boundaries of a test range established under this subsection for the purposes of public safety; and (I) shall allow NASA to authorize operation of beyond line-of-sight unmanned aircraft systems within the boundaries of any NASA center or facility. . (b) Statutory construction Nothing in the amendments made by subsection (a) shall be construed to limit the authority of the Administrator to pursue enforcement action under applicable provisions of law against persons operating unmanned aircraft in a manner that endangers the safety of the national airspace system. IV Cybersecurity 31. Cyber Testbed Not later than 6 months after the date of enactment of this Act, the Administrator shall develop an integrated Cyber Testbed for research, development, evaluation, and validation of air traffic control modernization programs or technologies, before they enter the national airspace system, as being compliant with FAA data security regulations. The Cyber Testbed shall be part of an integrated research and development test environment capable of creating, identifying, defending, and solving cybersecurity-related problems for the national airspace system. This integrated test environment shall incorporate integrated test capacities within the FAA related to the national airspace system and NextGen. 32. Cabin communications, entertainment, and information technology systems cybersecurity vulnerabilities (a) Evaluation The Administrator shall evaluate and determine the research and development needs associated with cybersecurity vulnerabilities of cabin communications, entertainment, and information technology systems on civil passenger aircraft. This evaluation shall include research and development to address— (1) technical risks and vulnerabilities; (2) potential impacts on the national airspace and public safety