What does the acronym 'CISO' stand for?

The acronym 'CISO' stands for Chief Information Security Officer. This title is significant within an organization, as the CISO is primarily responsible for overseeing and managing the company’s information security strategy, ensuring that information assets are adequately protected against threats and vulnerabilities. The role includes developing security protocols, risk assessment, and implementing security measures to safeguard the organization's information systems.

The other options presented do not accurately reflect the standard in the industry. For instance, while 'Chief Internet Security Officer' might imply a role focused on internet-related security, it does not encompass the broader responsibilities covered by the CISO, which includes all facets of information security, not just internet-related concerns. Similarly, 'Chief Information System Operator' lacks the security focus that is central to the role of a CISO. Lastly, 'Chief Integration Security Officer' suggests a narrower scope, likely relating to integrating security measures within systems, yet does not represent the comprehensive role that a CISO holds regarding overall organizational security strategy and governance.