United States, Malaysia and Korea are actively regulating cryptocurrencies:

The US Securities and Exchange Commission (SEC) suspended trading of UBI Blockchain Internet, Ltd. Malaysia Says No to an ICO The South Korean regulators have started investigating two major cryptocurrency exchanges: Bithumb and Coinone.

And more news about bitcoin events, payments and security alerts:

Has Microsoft stop accepting Bitcoin as currency? CEO of a porn coin has vanished with millions of dollars from investors Crypto payment Glitch on the e-commerce marketplace Overstock