This is a potential security issue, you are being redirected to https://csrc.nist.gov.
Any act that either prevents the failure or malfunction of equipment or restores its operating capability.
NIST SP 800-82 Rev. 2 under Maintenance from
The process of managing PIV Cards or Derived PIV Credentials (and its token) once they are issued. It includes re-issuance, post issuance updates, and termination.
NIST SP 800-79-2 under Maintenance
An application that requires special attention to security due to the risk and magnitude of harm resulting from the loss, misuse, or unauthorized access to or modification of the information in the application. Note: All federal applications require some level of protection. Certain applications, because of the information in them, however, require special management oversight and should be treated as major. Adequate security for other applications should be provided by security of the systems in which they operate.
NIST SP 800-18 Rev. 1 under Major Application
Any act that either prevents the failure or malfunction of IoT device and supporting equipment or restores its operating capability.
NISTIR 8259B under Maintenance from IoT Security Compliance Framework v2.1