We started this book by understanding how the banking and financial services industry operates today. We looked at blockchain technology and how it can make a difference in the financial sector. We looked at how to approach building financial applications using blockchain. We wrapped up our first chapter by taking a look at some of the popular blockchain platforms being used for financial applications. These include Ethereum, Hyperledger Fabric, and Stellar.
In Chapter 2, Building a blockchain Wallet for Fungible and Non-Fungible Assets, we worked on a blockchain wallet for holding both fungible and non-fungible tokens. This chapter looks at the concept of fungibility and how Ethereum smart contracts can be used to issue fungible and non-fungible tokens. Next, we built a wallet app that allows us to send and receive tokens. Additionally, you can approve...