Dismantling one of the world's most insidious computer viruses required complex and fast-paced tactics that will be the blueprint for U.S. law enforcement's future cyberbattles.
By the time authorities claimed victory over Gameover Zeus last week, they had reverse-engineered how the virus communicated, seized command-and-control servers overseas and engaged in cyber battle with the hackers to keep them from re-establishing contact with their fast evaporating network.

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