Blockchain Technology a new era: Architecture and its Core Components

Abstract

Blockchain technology has become very trendy and penetrated different domains, mostly due to the popularity of cryptocurrencies.Blockchain, the foundation of Bitcoin, has received wide attentions recently. Blockchain serves as an immutable ledger which allows transactions take place in a decentralized manner. Blockchain serves as an immutable ledger which allows transactions take place in a decentralized manner. Blockchain-based applications are springing up, covering numerous fields including financial services, reputation system and Internet of Things (IoT), and so on. This paper presents a comprehensive overview on blockchain technology.  We  provide an overview of blockchain architecture and compare some  types of blockchain. Furthermore, core components of blockchain architecture and features briefly listed. We also lay out applications of block chain in differnt domain.