@misc{233651, author = {Ronald Ross and Patrick Viscuso and Gary Guissanie and Kelley Dempsey and Mark Riddle}, title = {Protecting Controlled Unclassified Information in Nonfederal Information Systems and Organizations [including updates as of 11-28-2017]}, year = {2017}, month = {2017-11-28}, publisher = {Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD}, doi = {https://doi.org/10.6028/NIST.SP.800-171r1}, language = {en}, }