BLOCKCHAIN-BASED DIGITAL GUEST BOOK PROVIDING DEVICE

摘要

The present invention relates to an apparatus for providing a digital guestbook based on a block chain, an access request receiving unit that receives an access request from a specific user account from a digital guestbook terminal installed in association with a specific place, and when the access request is approved, the digital guestbook terminal A user message receiving unit that receives a user message connected to a specific user account, a block chain storage unit that generates a message block including the user message and stores it distributedly in a blockchain network, and a smart contract for the creation of the message block. A message token management unit for issuing a message token according to the specific user account and a user message management unit that is requested by the specific user account on the digital guestbook terminal and handles the level adjustment of the user message according to the payment of the message token. Includes.