Who is the organizational official responsible for the development, implementation, assessment, and monitoring of security controls in an information system? Response:

The Information System Owner (ISO) is ultimately responsible for the development, implementation, assessment, and continuous monitoring of security controls for the specific information system they own. This role ensures that the system meets its security objectives and compliance requirements throughout its lifecycle.

An Information System Security Engineer (ISSE) focuses on engineering and technical aspects of security implementation, not the overarching ownership and accountability.

An Information System Security Officer (ISSO) helps maintain the security posture of an information system but typically reports to or supports the ISO, who holds the ultimate responsibility.

A Common Control Provider (CCP) is responsible for controls that are inherited by multiple systems, not specifically for the controls within a single, distinct information system.