The present invention relates to a distributed ledger apparatus for a sharing economy, a distributed ledger method, a transaction information broadcast apparatus and a transaction information broadcast method. To this end, the present invention comprises: a storage request reception step of receiving a difficulty information storage request transaction including changed difficulty information on a specific user in a first account in a block chain; a storage step of storing the difficulty information based on the difficulty information storage request transaction; a difficulty information confirmation request step of receiving a difficulty information confirmation query which is a request for difficulty information confirmation in a second account in the block chain; and a difficulty information transmission step of transmitting the difficulty information to the second account.;COPYRIGHT KIPO 2019
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