Walmart files blockchain payments data storage patents

Walmart wants to store payment data on a blockchain — Coindesk — “Newly published patent filings from retail giant Walmart hint at a plan to store payments data using blockchain tech. The two applications — published on Thursday by the US Patent and Trademark Office (USPTO) — both reference using a blockchain-powered platform to secure the payment data, ensuring that private information can’t be access by unauthorized parties.”


Korea’s capital city plans its own payments cryptocurrency

Mayor Park Won-soon unveils Seoul cryptocurrency ‘S-Coin’ — Coindesk Korea (translation) — “Park Won-soon, mayor of Seoul, said he will create a coin currency called S-coin that can be used in Seoul… He thinks that ‘blockchains can be applied to all administrations in Seoul such as the public transport system operated by Seoul City and the provision of youth allowance.'”


China’s central bank sets out digital currency plans

PBOC official pushes for centralized state digital currency — Coindesk — “Unlike most cryptocurrencies, the CBDC [Central Bank Digital Currency] might not operate via a peer-to-peer mechanism, which brings the key features of anonymity and untraceability… Transactions using CBDC will be visible to the central bank, which would function as a third party to bring oversight on potential money laundering and illegal financing.”



Amex applies for personalized blockchain rewards patent

American Express eyes blockchain for customer rewards systems — CoinDesk — “A new patent application published last week by the US Patent and Trademark Office details a concept for offering customer-specific types of rewards (including points, a virtual currency or specific items tied to a product). The filing indicates the financial giant would make these offers by compiling personalized data about the customer, such as their historic spending patterns.”



Feed for stories about CoinDesk.