Botnet takedowns are temporary disruption to the operation, says Damballa’s Gunter Ollmann. “If you’re going to take down a botnet you have to take out the criminals at the top,” he says. Microsoft continued its aggressive legal tear against botnets with a new operation for which the software giant successfully seized some command-and-control servers run by cybercriminals using Zeus and its related crimeware. Some 54 percent of the Facebook infections are in Poland, and 30 percent in the U.S.”]