The NIST (National Institute of Standards and Technology) Special Publication 800-53 provides a catalog of security and privacy controls for federal information systems and organizations. The controls are organized into families based on their related objectives. The SI control family within NIST 800-53 stands for "System and Information Integrity." It focuses on controls that are designed to protect the integrity of the information system and the information processed, stored, and transmitted by the system.

The Program Management (PM) family within NIST 800-53 provides guidelines and recommendations for establishing and managing an effective information security program within an organization. The controls in this family focus on the governance, oversight, and management of information security activities and resources.

The Physical and Environmental Protection family within NIST 800-53 focuses on measures to protect physical assets and the environment in which the information systems operate. It addresses safeguards related to physical access controls, environmental controls, and physical security monitoring.

The Planning (PL) family within NIST 800-53 provides guidelines and recommendations for establishing and implementing an effective information security program within an organization. The controls in this family focus on developing policies, procedures, and documentation to guide security activities, manage risks, and ensure compliance with security requirements.

In NIST 800-53 Revision 5, the maintenance control family focuses on establishing processes and procedures for the effective and secure maintenance of information systems and associated components. The controls in this family aim to ensure that systems are properly maintained, vulnerabilities are promptly addressed, and changes to systems are managed in a controlled manner.

In NIST 800-53 Revision 5, the incident response control family focuses on establishing effective incident detection, response, and reporting capabilities within an organization. The controls in this family help organizations develop and implement incident response procedures, coordinate response activities, and minimize the impact of security incidents.

NIST Special Publication 800-53, Revision 5 (SP 800-53 Rev. 5), provides security and privacy controls for federal information systems and organizations. The identification and authentication (IA) control family focuses on establishing mechanisms to identify and authenticate users, devices, and entities accessing the system.

 NIST Special Publication 800-53, Revision 5 (SP 800-53 Rev. 5), provides security and privacy controls for federal information systems and organizations. Within SP 800-53 Rev. 5, the "CM" control family addresses the requirements related to Configuration Management. These controls focus on establishing processes and controls to manage the configuration of information systems and maintain their integrity and security.

NIST Special Publication 800-53, Revision 5 (SP 800-53 Rev. 5), provides security and privacy controls for federal information systems and organizations. Within SP 800-53 Rev. 5, the "CP" control family addresses the requirements related to Contingency Planning. These controls focus on establishing processes and procedures to ensure the availability and recoverability of information systems and data in the event of disruptions or disasters.