Blockchain is a chain of blocks that contain information, this technique was originally described in 1991 by a group of researcher and was originally intended to time-stamp digital documents so that it is not impossible to backdate them (like a notary). However, it went by mostly unused until it was adapted by Satoshi Nakamoto in 2009 to create the digital cryptocurrency bitcoin. A blockchain is a distributed ledger technology that underlies cryptocurrencies like Bitcoin. It is a distributed ledger that is completely open to anyone, it provides a way to record and transfer data that is transparent, safe, auditable, and resistant to outages. The blockchain has the ability to make the organizations that use it transparent, democratic, decentralized, efficient, and secure. It's a technology that holds a lot of promise for the future, and it is already disrupting many industries. Simply put, blockchain technology is a way of storing and sharing information acr...