Visa creates a system for working with CBDC? Due to the popularity of the idea of ​​national digital currencies, the guys from Visa have developed and planned to implement the Autonomous Payment System Protocol (OPS) Thanks to the CBDC system, you can connect people without bank accounts to a dynamic payment system. It is beneficial and convenient for the central banks, issuers of national currencies, and the users themselves. The operating principle of this autonomous system is based on open source technology and keys. This will allow you to sign transactions even while offline. Recipients and senders of payments will be able to work with an authorized wallet provider by sending messages with digital signatures, followed by settlement of these money transfers.