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In the blockchain-based energy transaction scenario, the decentralization and transparency of the ledger will cause the users' transaction details to be disclosed to all participants. Attackers can use data mining algorithms to obtain and analyze users' private data, which will lead to the disclosure of transaction information. Simultaneously, it is also necessary for regulatory authorities to implement effective supervision of private data. Therefore, we propose a supervisable energydoi:10.1155/2021/4840253 fatcat:dirzfla3rbapplfiumzfp5uwt4