Gallery: 10 major organizations affected by the WannaCry ransomware attack

​Ransomware apocalypse, brought to you by the NSA

WannaCry, a ransomware program that has hit hundreds of thousands of machines in the past week, leverages a Windows exploit used by the NSA that was leaked to the internet in April 2017. The attack works by using a flaw in Windows' SMB (server message block) protocol, allowing nefarious packets to make it to a machine undetected.

A vulnerability that huge was bound to be taken advantage of, and WannaCry did so to great effect. Here's a list of the 10 biggest organizations that were hit by WannaCry and what they've said about it.

Image: iStock/nicescene

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.