The OneCoin project has responded to the suggestion it is a Ponzi or pyramid scheme, arguing it does not fit a narrow definition of either.
The cryptocurrency investment scheme OneCoin, widely claimed to be a fraud, is being sued by a former investor over her losses.
Konstantin Ignatov, one of the heads of the infamous OneCoin pyramid scheme, has been arrested on wire fraud charges.
China has prosecuted nearly 100 individuals said to be involved with locally operating the OneCoin cryptocurrency scheme.
The Central Bank of Samoa is investigating the OneCoin crypto investment scheme and has issued a warning about the business to investors.
China's public security ministry says it will take aim at pyramid schemes in the country, including those that purportedly involve cryptocurrencies.
Bulgaria's government has revealed it is part of an international crackdown of OneCoin.
Police in Finland have moved into a new stage in their ongoing investigation into to the OneCoin cryptocurrency scheme.
Regulators in Luxembourg have released a warning about OneCoin, becoming the latest country to air concerns over the investment scheme.
Finnish police have become the latest international law enforcement agency to take a growing interest in the OneCoin digital currency scheme.