Authorities in South Korea have reportedly filed suit against a U.S. cryptocurrency mining firm, alleging a multi-million dollar fraud.
The Indian Income Tax Department has visited bitcoin exchanges across the country seeking data on tax avoiding users.
The South Korean government is considering a range of policy options in order to curb what it called an "overheating of virtual currency speculation."
The Australian Transaction Reports and Analysis Centre has received the go-ahead to monitor bitcoin exchanges after the passing of a new bill.
Indonesia's central bank has revealed that it is considering regulations that would outlaw bitcoin transactions from 2018.
The vice governor of the People's Bank of China has said that regulators took the right decision in banning ICOs and closing cryptocurrency exchanges.
India's finance minister, Arun Jaitley, has said bitcoin is not legal tender in the country and indicated that regulations are under consideration.
The governor of a South Korean financial regulator has said it has "no plans" to supervise cryptocurrency trading.
The governor of Malaysia's central bank has provided more detail on upcoming regulations aimed to counter the illicit uses of cryptocurrencies.