The chairmen of the Securities and Exchange Commission and the Commodities Futures Trading Commission have issued statements warning of the risks of cryptocurrencies and updating investors about actions regulators are taking to protect them, MarketWatch reports.

The SEC issued a statement from chairman Jay Clayton, joined by commissioners Kara Stein and Michael Piwowar, to salute the North American Securities Administrators Association for issuing a release that highlights important issues and concerns related to cryptocurrencies like bitcoin initial coin offerings and other cryptocurrency-related investment products.