Any area or space for which the organization has confidence that the physical and procedural protections provided are sufficient to meet the requirements established for protecting the information and/or information system.
Source(s):
CNSSI 4009-2015
from
NIST SP 800-53 Rev. 4
Any area or space for which the organization has confidence that the physical and procedural protections provided are sufficient to meet the requirements established for protecting the information or system.
Source(s):
NIST SP 800-171 Rev. 2
NIST SP 800-171 Rev. 1
[Superseded]
Any area or space for which an organization has confidence that the physical and procedural protections provided are sufficient to meet the requirements established for protecting the information and/or information system.
Source(s):
NIST SP 800-53 Rev. 4
under Controlled Area
NIST SP 800-53 Rev. 5