一种编辑可控且可追责的可编辑区块链方案

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中图分类号：TP311 文献标志码：A 文章编号：1001-3695（2025）10-005-2932-07

doi：10.19734/j. issn.1001-3695.2025.03.0070

Redactable blockchain scheme with controllable and accountable editing

Xue Qingshui ，Chen Tao

Abstract：Many existingblockchainapplicationschemes emphasizeblock editabilitytoaddresspotentialerors.Asecureand efectiveredactable blockchainschemerequires thaton-chaindataremaineditablewhileitstrictlycontrols editing permissions. To adress these problems，this paperfirstly proposed anedit requestcontrol strategy to addresstheissueof excessive editing inblockchainediting.Thisstrategyusedsmartcontracts torecordtheeditingstatusofallnodesandblocks，enablingeffective controloverrelatededitingrequests.Itthendesignedarepresentativenodemechanism forlarge-scaleblockchainenvironments，selecting representative nodes basedonareputation evaluationstrategy driven bytheirediting behavior，which enhancedtheeffciencyoftrapdoorrecoveryunderdecentralized trapdoormanagement.Finally，itestablishedatrustedchameleonbasedrandom number generation mechanism tostrictlyrestrict theediting content handled byrepresentative nodes，achieving fine-grainedcontroloverediting permissons.Comparativeanalysisandexperimentalresultsshowthattheschemeachievesdecentralizedtrapdoor managementandblockediting whileensuring systemsecurityand eficiency.Theschemeexhibits higher stability and controllabilityin complex editing environments.

Key words：redactable blockchain；edit request control；smart contract；trapdoor management

0 引言

比特币[1]由中本聪于2008年首次提出，其后经过不断的发展，最终成为了第一个在全球范围内运作的去中心化数字货币系统。（剩余17864字）