Apparatus and method for generating, revoking and verifying a certificate using a blockchain as certification authority.

摘要

An apparatus and method are provided for generating a root certificate (150) using a block chain (130) as a certification authority, and generating, revoking, and verifying a certificate based on the block chain. A method for generating a certificate based on a blockchain includes verifying a root certificate of a block (140) included in the blockchain when it is determined that a certificate issuance request transaction is included in the block, and generating a certificate based on information contained in the root certificate and information included in the certificate issuance request transaction.