Facebook CEO Mark Zuckerberg. AP Photo/Francois Mori This story is available exclusively to Insider subscribers. Become an Insider and start reading now. Facebook has officially announced a new digital currency called Libra. It's built with blockchain technology and governed by a consortium of big companies including MasterCard, Visa, Uber, and Spotify. The buzzy but secretive project has been in the works for more than a year, and comes as Facebook faces numerous scandals around data...

Facebook VP of Messenger David Marcus. WSJD This story is available exclusively to Insider subscribers. Become an Insider and start reading now. Facebook is loosening up its ban on crypto-related ads. Advertisements on the social network about blockchain technology and industry news will no longer require pre-approval. The company clamped down on blockchain and bitcoin-related ads a year ago amid a wave of scams. The change comes as the company is rumoured to be preparing to announce its own...