Centralised cryptocurrency is a code-based resource created to work as a medium of trade. coins may be created through mining. Everyone is able to do this if they've access to a computer. Mining uses a great deal of hours and electrical power, though. A powerful machine is also vital, to do this successfully. However, XRP is a centralised resource, which cannot be mined. A fixed number of tokens were made by the company and this number will not be exceeded.