OneCoin’s co-founders, Bulgarian national Ruja Ignatova and joint U.K. and Swedish citizen Karl Greenwood, promoted the fictitious cryptocurrency – which never existed on any blockchain – through a kind of multi-level marketing scheme, paying initial investors to bring in more investors. By the time OneCoin was revealed to be a scam, an estimated 3.5 million people had fallen victim.
OneCoin Compliance Chief Sentenced to 4 Years in Prison for Role in $4B Ponzi Scheme
