Australia’s critical infrastructure under regular and rising attack from hackers, ASD warns

Signals Directorate says infrastructure of interest to malicious actors because of its broad attack surface and connected systems

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Just days after a major ports company was forced to shut down operations due to a cyber-attack, the Australian Signals Directorate has issued a strong warning that Australia's critical infrastructure is under regular targeted and opportunistic cyber attack.

DP World Australia, the country's biggest ports operator, closed its Sydney, Melbourne, Brisbane and Fremantle port operations after detecting unauthorised access on its network on Friday.