Purpose - In Korea and abroad. this paper investigates the use of blockchains in the financial sector. This study aims to examine how blockchains are applied to the financial sector and how to respond to the Korean conditions. Design/methodology/approach - This paper investigates the movements of the financial sector and related services using the blockchain in the current market. https://www.pomyslnaszycie.com/us-topo-7-5-minute-map-for-booger-canyon-az-fashion/