These Cities House the Largest Bot Populations in the U.S.
Botnets are widespread worldwide, serving whichever purpose they were designed to, and the United States is one of the largest sources of botnet attacks. Across the country, Chicago and Washington D.C. are home to the largest number of bots (infected hosts), Symantec has discovered.
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Story added 12. October 2017, content source with full text you can find at link above.