Blockchain is one of the most discussed buzzwords among tech entrepreneurs of today. Although the concept of blockchain was first introduced in 1991 by Stuart Haber and W. Scott Stornetta, the tech community started to realize its incredible potential after it gave birth to the first cryptocurrency and digital payment system, called Bitcoin, in 2009. What led to Bitcoin’s success the most was a digital decentralized system that made peer-to-peer transactions possible without requiring an intermediary, such as a bank, for verification. Each Bitcoin transaction is verified by network nodes (members on the network) to prevent double-spend and added to a chain of blocks, called a public distributed ledger. The so-called Blockchain is nothing but this immutable growing chain of encrypted blocks. For the better readability and navigation, here's a summary of what industries or applications we'll cover in this article. You can choose and jump to a topic of...