Cracking Stuxnet, a 21stcentury cyber weapon Ralph Langner on

When first discovered in 2010, the Stuxnet computer worm posed a baffling puzzle. Beyond its unusually high level of sophistication loomed a more troubling mystery: its purpose. Ralph Langner and team helped crack the code that revealed this digital warhead’s final target — and its covert origins. In a fascinating look inside cyber-forensics, he explains how. (Recorded at TED2011, March 2011, in Long Beach, CA. Duration: 10:41)

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