ADA is a digital currency on the Cardano blockchain. Cardano is a new blockchain that promises to resolve many problems that occur with Ethereum blockchain. Cardano’s focus is on scalability and security of the network. Cardano uses a proof-of- stake consensus mechanism while other blockchains use proof of work. Cardano also enables decentralized applications to be developed and utilizes smart contracts on its network. Cardano can process a large number of transactions compared to other blockchains.