Binance, the world's largest crypto exchange, said it will no longer serve Canadian users, citing changes in regulatory policies. In February, Canadian securities regulators [told crypto-trading platforms](https://www.osc.ca/en/news-events/news/canadian-securities-regulators-strengthen-oversight-enhance-expectations-crypto-asset-trading) they wouldn't be allowed to offer margin, credit or other forms of leverage to Canadian users and would be required to follow tougher policies on segregating customer assets. Binance's founder Changpeng Zhao grew up in Canada and is a citizen.