Bank of England examines the technical requirements of central bank-issued digital currencies

Beyond blockchain: What are the technology requirements for a central bank digital currency? — Bank Underground — “What type of technology would you use if you wanted to create a central bank digital currency (CBDC) ie a national currency denominated, electronic, liability of the central bank? It is often assumed that blockchain, or distributed ledger technology (DLT), would be required; but although this could have some benefits (as well as challenges), it may not be necessary.”