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Protecting critical infrastructure in a world of infinite attacks

The Conversation - US President Barack Obama is seeking US$14 billion to tackle it. The UK wants to build a start-up industry around it. And Australia is in the middle of what could be a year-long review into getting better at it. The issue is cyber security, and at risk is the entire digital economy and consumer confidence in it. In this Cyber insecurity series we investigate the size and nature of the cyber crime threat, the industry growing with it, and the solutions emerging to get in front of it.