Blockchain technology manages the every currency transactions. But Blockchain is not limited to just currency but enlarges to any domain where anything of value is transacted, be it contracts, personal information, health records, business data and much more. A blockchain is an excellent form of Database storage system, which uses records to store data or information. These records or blocks get copied automatically with the mechanism of cryptography providing a more secure data storage platform. This means, your data is stored securely in multiple areas, reducing the overall cost of data storage. The blockchain is the technology which supports the cryptocurrencies and Digital currencies.