How big is the botnet problem? Jul 10, 2007, 03 :00 UTC (3 Talkback[s]) (9236 reads) (Other stories by Julie Bort)
"From November 2006 through May 2007, Shadowserver reported roughly 1,400 command-and-control servers active at any given time, though the number varied hourly and ranged from 1,100 to more than 1,700."