The role of a Chief Information Security Officer (CISO) in an organization is to oversee and coordinate all aspects of information security and risk management. This executive ensures that security strategies align with business objectives and regulatory requirements. Responsibilities include developing security policies, conducting risk assessments, and leading incident response efforts. A CISO also works to raise awareness among employees about security best practices and the importance of protecting sensitive data. By maintaining a robust security posture, the CISO helps safeguard the organization against potential cyber threats.