About the Author Sam Mackenzie is a driven technology and cybersecurity leader with 25 years of experience dedicated to protecting and advancing critical infrastructure. As a valued committee member of both the Australian Control Rooms Network Association and the Australian Computer Society, Sam is known for his structured thinking, his talent for simplifying complex challenges, and his ability to harness culture as a catalyst for meaningful change. Sam’s career spans leadership roles with global brands and household names in Australia, where he has built high-performance teams across sectors including health, telecoms, energy, and local government. With hands-on expertise in seven of the eleven Security ...