REvil ransomware explained: A widespread extortion operation

REvil is a ransomware-as-a-service (RaaS) operation that has extorted large amounts of money from organizations worldwide over the past year. Its name stands for Ransomware Evil and was inspired by the Resident Evil movie series. According to recent reports from security firms, it is the most widespread ransomware threat and the group behind it doubles down on its extortion efforts by also stealing business data and threatening to release it.