http://www.theage.com.au/news/security/in-cyberspace-they-cant-hear-you-scream/2008/04/18/1208629703933.html

How far in advance
Would they create a scenario
Take a look at patient's cooked
Served with a timely brew
For that ripple to make a variation
In the life now lived by you




What would happen if well-organised hackers - criminal syndicates, agents of hostile nation-states or terrorists - disabled the computer networks that sustain the critical infrastructure of modern societies?

For Michael Chertoff, the head of the US Department of Homeland Security, the threat is real, and likely to get worse. And he's not shy of offering some alarming examples of how such a devastating attack could unfold.

"Imagine, if you will, a sophisticated attack on our financial systems that caused them to be paralysed," Chertoff told a security conference in San Francisco this month. "It would shake the foundation of trust on which our financial system works