Years after the world's scariest computer virus attack, not much has changed
Last week, the Department of Homeland Security revealed a rash of cyber attacks on natural gas pipeline companies. Just as with previous cyber attacks on infrastructure, there was no known physical damage. But security experts worry it may only be a matter of time.
Efforts to protect pipelines and other critical systems have been halting despite broad agreement that they're vulnerable to viruses like Stuxnet — the mysterious worm that caused havoc to Iran's nuclear program two years ago.
The Frankenstein-like virus infected a type of industrial controller that is ubiquitous — used around the world on everything from pipelines to the electric grid.
Experts say manufacturers haven't fixed security flaws in these essential but obscure devices........
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