So, let’s take a look at some of the most damaging cyber attacks in the history of computing. StuxnetFAMILY STOCK / Shutterstock.comTypically, you can break cyber attack perpetrators into a few categories. Wannacryspyarm / iStock via Getty ImagesRansomware is one of the newer means of cyber attack waged against people and organizations alike. Equifax Data BreachOwlie Productions / Shutterstock.comEquifax’s compromise by a set of bad actors is one of the most damaging cyber attacks to come about in American history. This is, bar none, the biggest cyber attack in all of history.