By Gregg Keizer
September 16, 2010
The Stuxnet worm is a "groundbreaking" piece of malware so devious in
its use of unpatched vulnerabilities, so sophisticated in its
multipronged approach, that the security researchers who tore it apart
believe it may be the work of state-backed professionals.
"It's amazing, really, the resources that went into this worm," said
Liam O Murchu, manager of operations with Symantec's security response
"I'd call it groundbreaking," said Roel Schouwenberg, a senior antivirus
researcher at Kaspersky Lab. In comparison, other notable attacks, like
the one dubbed Aurora that hacked Google's network and those of dozens
of other major companies, were child's play.
O Murchu and Schouwenberg should know: They work for the two security
companies that discovered that Stuxnet exploited not just one zero-day
Windows bug but four -- an unprecedented number for a single piece of
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