Gallery: 10 major organizations affected by the WannaCry ransomware attack

​The UK's National Health Service (NHS)

Hundreds of clinics were reportedly hit by WannaCry, as were several hospitals. The incident forced surgery delays, cancelled appointments, and generally made a mess of healthcare for several days.

Image: NHS

By Brandon Vigliarolo

Brandon writes about apps and software for TechRepublic. He's an award-winning feature writer who previously worked as an IT professional and served as an MP in the US Army.