The U.S. Treasury Department issued a statement following a virtual call with other G7 members.
Tiff Macklem said Canada's digital dollar initiative is progressing past the experimental phase and that the G7 needs to coordinate on digital currencies.
Finance officials never once named libra. But they didn't have to; the proposed stablecoin's shadow still looms large.
Paying ransomware hackers to decrypt infected computers doesn't always work, and may even be a crime in some countries.
Some of Japan's lawmakers fears a digital yuan could create economic disruption if it replaces the U.S. dollar in international markets.
The working group will pool research into CBDCs.
Stablecoins pose a money laundering and terrorist financing risk to the world, the FATF said Friday.
A new report says bitcoin has failed as a means of payment or store of value, but stablecoins like Libra are a risk to financial stability.
The G7 group of nations has warned of the threat posed by stablecoins such as Facebook's Libra and set out draft recommendations for regulation.
Japan has set up a working group to examine the issues raised by Facebook's Libra cryptocurrency project ahead of a G7 meeting this week.
France is setting up a task force within the Group of Seven nations to examine regulatory issues raised by Facebook's Libra cryptocurrency.
A former central banker is predicting big changes on major central bank balance sheets as cryptocurrencies continue to gain adoption and market share.
Representatives at a Group of Seven (G7) meeting in Germany this June announced support for "appropriate regulation of virtual currencies".