The internet is fraught with peril these days, but nothing strikes more fear into users and IT security pros than the threat of ransomware. A ransomware attack is about as bad as a cyber attack can get. It can shut down your business – in the case of healthcare organizations that can be life-threatening for patients – damage your reputation with customers and employees, and invite further attacks as cybercriminals view your organization as an easy mark. Here, then, is a comprehensive look at ransomware, what it is, how to prevent it, and what to do if you become one of its unfortunate victims.