What is the primary responsibility of the information security officer in an organization?

The primary responsibility of the information security officer in an organization is to maintain and improve the Information Security Management System (ISMS). This entails ensuring that the organization's information security policies, procedures, and controls are effectively implemented, monitored, and continuously improved to safeguard sensitive data and meet compliance requirements.

The role involves assessing current security measures, identifying vulnerabilities, and creating strategies for risk management. By focusing on the ISMS, the information security officer helps to protect the organization's assets against threats and ensures that security measures are aligned with the objectives of the business. This position serves as a central point for coordinating efforts across various departments to embed security considerations into everyday operations.

Other options, such as overseeing financial audits, implementing marketing strategies, or conducting human resource evaluations, do not relate to the core mission of safeguarding information security within the organization. Each of these functions is crucial in its own right but does not encompass the specialized tasks and responsibilities fulfilled by an information security officer.