Business Insider's Sara Silverstein spoke with Adam Ludwin, CEO of blockchain technology firm Chain, at the World Economic Forum in Davos, Switzerland. The following is a transcript of the interview.

that block is “closed” and added to the existing, unalterable, chronological chain of previous blocks. Most often, blockchains are used to buy, sell, trade, and record the ownership of ...

The use cases are wide-ranging, from finance and energy trading to supply chain management. At Cointelegraph, we are chronicling the evolving blockchain industry. Is it revolutionary or overhyped?

Each block in the chain contains a list of transactions, and once a block is completed, it is added to the chain in chronological order. This creates an immutable record that is accessible to all ...