Strengthening Cyber Resilience in Australia: Security of Critical Infrastructure Act of 2018

Australia’s critical infrastructure, including physical facilities and communication networks, faces a persistent cyber threat that could disrupt essential services and cause widespread economic and social harm. The government significantly amended the Security of Critical Infrastructure (SOCI) Act 2018, in 2021, 2022 and 2024, as Australia’s legislation ramped up to help protect critical assets and services from increasing threats, especially within the cyber landscape.

This whitepaper offers an overview of the SOCI Act, focusing on its primary provisions, regulatory responsibilities and the effects on owners and operators of critical infrastructure in Australia. It discusses enhanced reporting requirements, government intervention capabilities, and evolving definitions of critical assets, with a particular focus on the implications for organizations managing these infrastructures to enhance compliance.

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