'''OneCoin''' je [[Ponzijeva shema]] <ref name="ponzi">{{cite web|url=https://www.theatlantic.com/technology/archive/2017/05/cryptocurrency-ponzi-schemes/528624/|last=Morris|first=David Z.|title=The Rise of Cryptocurrency Ponzi Schemes|date=31 May 2017|publisher=The Atlantic|accessdate=5 June 2017}}</ref><ref>{{cite web|title=Survey: Malaysians Warm Up to Cryptocurrencies,|url=http://www.nasdaq.com/article/survey-malaysians-warm-up-to-cryptocurrencies-bitcoin-still-on-top-cm798146|website=nasdaq|accessdate=5 June 2017}}</ref> reklamirana pod krinkom kripto-valute s privatnim blockchainom. Promovira je offshore kompanija OneCoin Ltd (Dubai) i OneLife Network Ltd (Belize), a obijema upravlja Bugarka imenom [[Ruja Ignatova]].<ref name="DSANorway">{{cite web|title=Vil ikke være politi|url=http://www.direktesalgsforbundet.no/vil-ikke-vaere-politi/|website=direktesalgsforbundet.no|publisher=direktesalgsforbundet.no|accessdate=25 March 2016}}</ref> OneCoin se opisuje kao Ponzijeva shema koja je sirena putem [[Mrežni marketing|Mrežnog marketinga]] iz razloga kako je stvar postavljena i zbog toga što mnogo ljudi koji imaju centralnu ulogu u OneCoin-u prethodno su već bili uključeni u takve sheme.<ref>{{cite web | url=http://cointelegraph.com/news/one-coin-much-scam-onecoin-exposed-as-global-mlm-ponzi-scheme | title=OneCoin exposed as global MLM Ponzi scheme | author=cointelepgraph.com | date=2015-05-27}}</ref><ref>{{cite news|title=indian police label 12 million onecoin operation a clear ponzi scheme|url=http://indianexpress.com/article/cities/mumbai/onecoin-fraud-chargesheet-says-accused-amassed-rs-75-crore-4743458|accessdate=10 July 2017|publisher=The Indian Express|date=10 July 2017}}</ref>
