NIST SP 800-172 Enhanced CUI Protection Center
Study this CUI requirement family as a connected set of implementation decisions, evidence expectations, and assessment procedures.
CUI requirement family
Use this family as a planning boundary, but assess every applicable requirement against the real CUI system boundary, inherited services, organization-defined parameters, and operational evidence.
Family catalog
Withdrawn records remain available and link to the requirements where their intent was incorporated or addressed.
Physical intrusion alarms can be used to alert security personnel when unauthorized access to the facility is attempted. Alarm systems work in conjunction with physical barriers, physical access control systems, and facility security guards by triggering a response when these other forms of security have been compromised or breached. Physical intrusion alarms can include different types of sensor devices, including m
Enforcing authorizations for the entry and exit of system components may require restricting access to delivery areas and isolating the areas from the system and media libraries. This requirement does not enhance a specific requirement in SP 800-171 but can be used to strengthen the protection of CUI associated with critical programs or high value assets.
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