WHAT ARE THE DIFFERENT LAYERS OF BLOCKCHAIN TECHNOLOGY?
In 2021, US$6.6 billion has been spent on blockchain solutions. This technology not only underpins the global cryptocurrency market, but also provides unique utility to other industries, such as healthcare, logistics, and real estate. Blockchain is a decentralized digital ledger made up of blocks that store data on a peer-to-peer (P2P) network. Once the information