President Obama has spent the last week pushing for new cybersecurity legislation in the wake of several high-profile breaches. Yet, when it comes to the word “hack,” the exact meaning of the term has become increasingly murky. Do cyber attacks on corporations and acts of “cybervandalism” on Twitter, for example, both pose the same level of threat? Molly Sauter, author of The Coming Swarm, explains what differentiates the brief takeover of U.S. Central Command’s social media accounts this week from, say, the recent break-in on the Sony Pictures Entertainment computer network.