Little is known about Twitter botnets, massive groups of automated accounts that are controlled by a master and can pose a threat to social media users through spam and other malignant techniques.
Twitter has been quite active in trying to identify and remove malign botnets. But, in some case, such as the low-profile or dormant ones, detection can be almost impossible.
That was the case for the giganormous botnet uncovered by cyber security experts Juan Echevarria and Shi Zhou at University College London.
Almost by chance, they stumbled across a botnet of more than 350,000 automated accounts, that went undetected since 2013. Read more…