METHOD AND SERVER FOR MANAGING IDENTITY OF USER BY USING BLOCKCHAIN NETWORK, AND METHOD AND TERMINAL FOR AUTHENTICATING USER BY USING USER IDENTITY BASED ON BLOCKCHAIN NETWORK

摘要

The present invention relates to a method for managing the identity of a user by using a blockchain network, the method comprising the steps of: (a) in response to a request for confirmation of a particular user's self-claim ID, transmitting the particular user's self-claim ID to a particular authentication authority server, so that the particular authentication authority server checks the particular user's self-claim registered in a distributed ledger; and (b) in response to a transaction requesting registration of a particular identity claim of the particular user, registering the particular identity claim of the particular user in the distributed ledger and transmitting the ID of the transaction for registration of the particular identity claim of the particular user to the particular authentication authority server, so that the particular authentication authority server acquires the ID of the particular identity claim of the particular user registered in the distributed ledger and transmits same to a particular user terminal.