Refers to NIST SP 800-53, a publication that outlines security and privacy controls for federal information systems and organizations. The specifications with the NIST SP 800-53 include the technical, administrative, and physical protections necessary to reduce the risk to an information system from weakness associated with confidentiality, system and information integrity, and system and information availability. 

Applicability: Relevant in federal systems management, cybersecurity, and compliance.

URL: NIST SP 800-53 Documentation