While it’s unfair to assign all the blame for the massive “WannaCry” cyberattack to any one specific party, at least some part of it comes down to people and IT organizations simply not upgrading their PCs. The ransomware exploited a security hole in … Powered by WPeMatico

From http://www.businessinsider.com/how-many-people-use-windows-xp-chart-2017-5

From https://dentalentrepreneur.wordpress.com/2017/05/16/a-huge-number-of-pcs-still-use-ancient-windows-software-that-puts-them-at-risk/