By Siobhan Gorman
Wall Street Journal
April 8, 2009
WASHINGTON -- Cyberspies have penetrated the U.S. electrical grid and
left behind software programs that could be used to disrupt the system,
according to current and former national-security officials.
The spies came from China, Russia and other countries, these officials
said, and were believed to be on a mission to navigate the U.S.
electrical system and its controls. The intruders haven't sought to
damage the power grid or other key infrastructure, but officials warned
they could try during a crisis or war.
"The Chinese have attempted to map our infrastructure, such as the
electrical grid," said a senior intelligence official. "So have the
The espionage appeared pervasive across the U.S. and doesn't target a
particular company or region, said a former Department of Homeland
Security official. "There are intrusions, and they are growing," the
former official said, referring to electrical systems. "There were a lot
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