What ongoing responsibilities are associated with the monitoring of security controls?

The ongoing responsibilities associated with the monitoring of security controls primarily include updates and reports. This aspect is crucial because continuous monitoring ensures that security controls are effective and functioning as intended. The update process involves adjusting security measures in response to emerging threats, vulnerabilities, or changes within the organizational structure, technology, or regulatory requirements. Regular reporting helps assess the effectiveness of these controls, informs stakeholders about security status, and provides an opportunity to identify any areas needing improvement.

While the other options, such as the implementation of new systems, risk assessment and authorization, and maintenance of compliance activities, play significant roles in an organization's overall security strategy, they are distinct from the specific ongoing responsibilities related to the monitoring of existing security controls.