By Sam Bohnel | Security Consultant at Nettitude
May 2017, the ransomware attack named WannaCry targeted computers running outdated and unpatched Microsoft Windows operating systems. The cyber-attack encrypted user’s files and unsuspecting victims were held at ransom to return their data. It was estimated the attack affected roughly 300,000+ plus computers worldwide.
One of the major victims of WannaCry was the National Health Service hospitals in England and Scotland, with up to 70,000 devices said to be infected by the ransomware cryptoworm. Critical medical devices including MRI scanners, blood storage refrigerators and theatre equipment were affected, resulting in severe disruption to the NHS and an estimated £92 million-pound expense.
WannnCry is just one case study of numerous health organisations becoming victims of cyberattacks. But, just why is the health sector such an enticing target for hackers?