Beijing prosecutors have filed a civil legal action against Tencent over claims its messaging-app WeChat's Youth Mode does not comply with laws protecting minors. Read more

A sprawling network of more than 350 fake social media profiles is pushing pro-China narratives and attempting to discredit those seen as opponents of China's government, according to a new study. Read more

Bitcoin mines require a lot of energy to power the computers inside. Greenidge Generation in New York has converted a former coal plant into a gas-fired Bitcoin mine. Read more

Mark Zuckerberg has laid out his vision to transform Facebook from a social media network into a “metaverse company” in the next five years. Read more

Proposed changes to EU law would force companies that transfer Bitcoin or other crypto-assets to collect details on the recipient and sender.

The UK, US and EU have accused China of carrying out a major cyber-attack earlier this year.

Microsoft's much-maligned mascot Clippy is coming back from the dead - but only as an emoji.

E-cigarette maker Juul funds a special issue of an academic journal about use of its product. Editor in chief says normal review processes were followed.

The gang behind a "colossal" ransomware attack has demanded $70m (£50.5m) paid in Bitcoin in return for a "universal decryptor" that it says will unlock the files of all victims.

A coding error has been spotted in a video displaying the original source code for the world wide web, used to advertise a $5.4m (£3.9m) auction sale.