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Are anti-hacking efforts 'doomed to failure'

Intel To Purchase McAfee For 7.68 Billion

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Boxes of McAfee security software are displayed alongside Norton Anti-virus software by Symantec on a shelf at a Target store August 19, 2010 in Colma, California. Intel announced today that it plans to buy security software maker McAfee for a reported $7.68 billion.

Think you can keep hackers from worming their way into computers? Symantec, the inventor of commercial antivirus software, says no. 

The company announced this week that those security tactics are "doomed to failure," and they're looking instead to minimize damage once a hacker has entered a system.

For more on the brave new world of cybersecurity, we turn to Danny Yadron of the Wall Street Journal.

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