Category: Мир

Mastercard will apply blockchain for verification of payment cards at outlets, this information was published last week on the website of the US Patent Office. The new two-factor method encrypts the image of the card and stores information in the blockchain, using public and private keys. When making a payment, …

Thirty-seven and a half billion dollars. This part of the market is controlled by bitcoin-whales, the New York blockchain-start-up Chainalysis estimated. This is a third of all coins in the market. Moreover, in order to extract a small but stable profit, all these quasi-independent miners are pooled into pools, of …