Cryptocurrency tech is vulnerable to tampering, a DARPA analysis finds
A new analysis commissioned by DARPA quantifies how the decentralized tech that runs the currency system could be compromised.
blockchain
How the U.S. benefits when China turns its back on Bitcoin
Until the middle of last year, most cryptocurrency mining took place in China. Then authorities pulled the plug. So Chinese bitcoin miners began moving their gear to U.S. towns like Kearney, Nebraska.
Does Facebook Need A Humanitarian Partner For Its New Digital Currency?
The aid group Mercy Corps believes that the new Libra currency could help funnel aid to the poor. But critics wonder why the charity has teamed up with a controversial company.
From Believeland To Blockland — Cleveland Aims To Be A Tech Hub
Some civic leaders in Cleveland want the local economy to embrace blockchain, the technology behind bitcoin. It will only work if the average citizen grasps what this new cryptocurrency is all about.
Where's The Beef? Wyoming Ranchers Bet On Blockchain To Track It
By tagging cattle and updating their data about their free-range, grass-fed quality of life using blockchain, some ranchers are hoping to solve paper tracking pitfalls and sell their beef for more.
Blockchain Could Be A Force For Good. But First You Have To Understand It
As they say, it's complicated. But blockchain technology could be a boon for the world's poorest places.
How Blockchain Helps Brooklyn Dwellers Use Neighbors' Solar Energy
A project called TransActive Grid is testing a new way to trade solar power among neighbors. For now only credits are being traded — not actual energy — using the technology that underpins bitcoin.
Not Just Bitcoin: Why The Blockchain Is A Seductive Technology To Many Industries
From bank regulation to military messaging, the blockchain is offering a wide potential to change the way online transactions and communications are carried out.