When it comes to security, Census should focus on protecting its Web server, which is a prime hacker target, said Mike Zboray, vice president and research director of network security at Gartner Group.

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In fact, when I spoke with Richard Bejtlich, chief security officer at Mandiant and a well-known author and blogger on network security, he argued that APT1 is actually a relatively sloppy group of hackers, and that its mistakes were what part of what allowed Mandiant to profile the unit in such detail.

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Jude Medical (nyse: STJ - news - people ), adult education outfit Apollo Group (nasdaq: APOL - news - people ), network security company Symantec (nasdaq: SYMC - news - people ) and eBay (nasdaq: EBAY - news - people ).

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