Thirty percent of the world's nuclear power is produced in the United States at 104 reactors concentrated on the Eastern seaboard. What if the Flame and Stuxnet viruses that wreaked havoc on Iran's nuclear efforts were repurposed by unfriendly nations to attack the U.S.?
Recent stories have come out showing how the Flame and Stuxnet viruses are connected, that they are some of most sophisticated malware ever found, and that they could be adapted by other hackers for future attacks.
Now CNet is reporting that senior security specialists are worried about the digital signatures that protect vital systems in key U.S. power plants. Digital signatures are encrypted codes that can be used to verify that messages - or commands - are accurate and sent from approved, authenticated sources. They're currently used to guard vital infrastructure control computers against unauthorized access.
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