The Blockchain is a digital ledger of transactions that records all the exchanges of cryptocurrencies in a decentralized manner. Blockchain allows the digital information to be distributed over a network without the need of any centralized mechanism. This technology was devised by a person or a group of people known by the pseudonym, Satoshi Nakamoto. Originally created to empower the cryptocurrency, Bitcoin, this technology has now become a center for innovation. But the meaning of blockchain is still not clear to every person. Here we will discuss the meaning of blockchain and the ways to leverage it.