*3.3. Cryptocurrency*

Cryptocurrency is a digital currency secured by cryptographic algorithms, and it provides high security, availability, transparency, etc. It can be said that cryptocurrency is the future of the economic world. In the proposed method, the payment system is managed by using *Ether*, which is a cryptocurrency supported by Ethereum blockchain. It is available all over the world, decentralized, cost-effective, time-saving transaction-wise facility, and self-governed; and its convenient money-exchange facilities make it one of the biggest currencies in the world. The use of *Ether* in the proposed method makes the payments automated, secured, easily accessible, time-saving, and hassle-free. In particcular, the EV does not have to wait after receiving charges, as the SBS automatically sends the billing information and makes the payment.
