Why She Made the List
Her leadership helped position Australia as a leading voice in global cyber defence cooperation and oversaw a major expansion of the nation's cyber capabilities.
During her tenure, the Australian Signals Directorate took on a broader role defending national digital infrastructure from cyber threats while strengthening intelligence cooperation with allies across the Five Eyes partnership.
Summary Bio
Rachel Noble served as Director-General of the Australian Signals Directorate from 2020 to 2024. She made history as the first woman to lead the agency, presiding over a period of significant strategic growth and technological transformation in Australia's intelligence community.