In Episode 1, Season 3, Hamish Hansford, Head of National Security and Brendan Dowling, Deputy Secretary Critical Infrastructure and Protective Security sit down to reflect on stepping into new national security roles and leading through a period of converging threats. From lessons learnt during the CrowdStrike outage to future critical infrastructure protection, they unpack how collaboration and trust will shape Australia’s resilience.

In Episode 10 of Season 2, Brenden Dowling, Deputy Secretary of Critical Infrastructure and Protective Security sits down with Lieutenant General Michelle McGuinness, Australia's National Cyber Security Coordinator where they have a critical conversation about how culture and technology shapes resilience against threats like ransomware, social engineering, and state actors.

In Episode 9 of Season 2, Hamish Hansford, Head of National Security of the Department of Home Affairs sits down with Stephanie Crowe, Head of the Australian Signals Directorate’s (ASD’s) Australian Cyber Security Centre where they have a critical conversation about ASD’s evolved cyber security mission and priorities, quantum threats and collaborative partnerships.

In Episode 8 of Season 2, Sally Pfeiffer, First Assistant Secretary of the Critical Infrastructure Partnerships and Policy Division sits down with Jocelinn Kang, Technical Fellow at ASPI where they have a critical conversation about the vital role of subsea cables in Australia’s digital supply chain and building redundancy in this critical infrastructure.

In Episode 7 of Season 2, Sally Pfeiffer, First Assistant Secretary of the Critical Infrastructure Partnerships and Policy Division sits down with Colin Renouf, Chief Information Security Officer at Healius Limited, where they have a critical conversation about the multifaceted impact of Artificial Intelligence on cyber security and critical infrastructure.

In Episode 6 of Season 2, Hamish Hansford, Deputy Secretary of Cyber and Infrastructure Security sits down with Matt Salier, CEO of the Australian Cyber Collaboration Centre (Aus3C), where they have a critical conversation about cross-sector collaboration, insider threats and cyber defence exercises.

In episode 5 of season 2 of Critical Conversations, Deputy Secretary Cyber and Infrastructure Security, Hamish Hansford and David Sandell, CEO and co-founder of CI-ISAC, sit down to a conversation about threat sharing in the critical infrastructure environment.

In episode 4 of season 2, First Assistant Secretary Justine Jones and James Watson, former Australian Border Force (ABF) Assistant Commissioner South, dive into Operation JETENGINE as it aims to identify, monitor and disrupt criminality within the aviation supply chain across Victoria and Tasmania.