METHOD AND SYSTEM FOR PROVIDING SMART LETTER OF GUARANTEE BASED ON BLOCKCHAIN

摘要

Embodiments of the present invention relate to a method for providing a smart letter of guarantee based on blockchain and a server for performing the same and, more specifically, to a method for providing a product letter of guarantee generated in a blockchain network to a purchaser of a product and providing a design letter of guarantee generated in a blockchain network to a designer of a product. The method comprises the operations of: generating product letter of guarantee information, which is information on a product purchased by a buyer; generating a product letter of guarantee block, which is blockchain data, using the product letter of guarantee information; and transmitting the product letter of guarantee block on a blockchain network in which the server participates.;COPYRIGHT KIPO 2020