Hackers often choose botnets to launch distributed denial-of-service (DDoS) attacks that bombard servers with traffic until they collapse under the strain. The attack against Dyn last fall demonstrated a new-found ability on the part of malicious actors to make use of known passwords in Internet of Things (IoT) devices such as digital cameras and DVR players. Research house IDC expects that about two-thirds of enterprises will experience some sort of IoT-related security breach by 2018.”]
Source: https://www.csoonline.com/article/3183553/how-data-breaches-are-discovered.html