Blockchain Technology: Past, Present, and Future

Abstract

The invention of the Internet provided fast communication; however, the lack of trust is the main problem in Internet-based technologies. Blockchain technology is a distributed ledger technology that has established trust in various trustless environment. This article presents a general architecture of blockchain technology along with a brief history. The paper provides the current status and trend of the research in this area. Finally, various existing applications and future possibilities of blockchain technology are also presented