While a small number of Facebook and Google users have, in the past, been warned that their accounts may have been hacked into by something called a “state-sponsored actor”, users of social media platform Twitter have largely escaped unscathed by the phenomenon.

From restaurants to sports equipment vendors, no business is immune from negative feedback online. With more and more people spending hours on the Internet every day, customers are quick to voice their opinions about businesses. And their comments aren’t always positive.