Ross, R.
, Pillitteri, V.
, Guissanie, G.
, Wagner, R.
, Graubart, R.
and Bodeau, D.
(2021),
Enhanced Security Requirements for Protecting Controlled Unclassified Information: A Supplement to NIST Special Publication 800-171, Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NIST.SP.800-172
(Accessed August 13, 2024)