“Largest Botnet Ever” Disrupted. 911 S5’s Alleged Mastermind Arrested

A vast network of millions of compromised computers, being used to facilitate a wide range of cybercrime, has been disrupted by a multinational law enforcement operation. The 911 S5 botnet, described as “likely the world’s largest botnet ever” by FBI Director Christopher Wray, has had its infrastructure and assets seized and its alleged mastermind arrested and charged.