블록체인과 분산장부 기술의 도입을 위한 법적 고찰

Block chain technology is the basic technology of the fourth industrial revolution. Globally, Block chain technology are reviewed for introduction in the sectors of logistics, public health, and medical services, including finance. Block chain technology is evolving into from Block Chain 1.0, Bitcoin to Block Chain 2, Etherium, ect. The blockchain technology can be categorized into public blockchain, consortium blockchain, and private blockchain according to network accessibility and participation authority of proof-of-work. Types of block chains continue to vary in type. Block chain technology is likely to spread rapidly in the event of deregulation and expansion of the application. For support and regulation of block chain technology, a precise understanding of block chain technology and distribution of distributed ledger is needed. In foreign countries, there are legal grounds for block chain technology and distributed ledger. The nation also needs to establish legal grounds for block chain technology and distributed ledger, and requires some outline of such blocks chain types and distributed ledger types. The legal character of a block chain technology an be viewed as an electronic document on a distributed electronic network or distributed electronic data base. The main legal task of block chain technology is to establish a legal basis for access to block chain technology. Second, it is to establish a legal framework for block chain technology. Third, it is preparing to establish the basis for cold-resistance based on the transaction details utilizing block chain technology. Fourth, it is standardization of block chain technology. Finally, it is restrictions on virtual currency using block chain technology.