In the past, state-sponsored hacking focused on espionage, stealing sensitive information and disrupting technological systems. Nowadays, the focus has shifted. Rather than hacking technology, state-sponsored hackers are targeting people. Biella speaks with Darren Linvill about a new kind of malevolent hacking, and how by playing to the algorithms on various social networks, these professional agents can sow chaos, and rope lay users into spreading rage and misinformation across societies.