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基于区块链的可信数据管理与隐私保护,用于安全物联网系统.
Haojie Zhou1,2, Hongmin Gao2,3,4, Zhaofeng Ma1,2
1School of Cyberspace Security, Beijing University of Posts and Telecommunications, Beijing 100876, China.
本研究介绍了一种新的多道区块链方案,用于物联网 (IoT) 系统中可靠的数据共享. 它增强了同一域和跨域的数据共享,保护隐私和有效的协作.
科学领域:
- 计算机科学 计算机科学
- 信息安全 信息安全
- 分布式系统 分布式系统
背景情况:
- 物联网 (IoT) 的快速扩张给传统的数据共享模式带来了重大挑战.
- 现有的方案难以满足同一域和跨域物联网设备的多样化数据共享要求.
- 对于安全和高效的数据共享解决方案有着至关重要的需求,这些解决方案还确保了数据隐私.
研究的目的:
- 为物联网系统提出一个可信的数据共享方案,解决当前方法的局限性.
- 为了在同一域内实现高效的数据共享,同时保护数据隐私.
- 为了促进不同领域的物联网设备之间的高效和保护隐私的协作.
主要方法:
- 采用多道区块链架构来隔离不同物联网域之间的分类账数据.
- 混合加密和智能合约用于相同域的数据共享.
- CKKS算法和代理节点 (PN) 促进隐私保护的跨域数据共享.
- 分散身份 (DID) 用于自主身份管理.
- 星际文件系统 (IPFS) 集成用于可扩展的数据文件存储.
主要成果:
- 拟议的方案有效地使用多道方法隔离不同物联网领域之间的数据.
- 它实现了对同一域和跨域物联网设备的高效,保护隐私的数据共享.
- 安全分析证实该计划符合IND-CPA安全模型的要求.
- 性能分析表明该方案在可信的物联网数据共享中的实用性.
结论:
- 基于区块链的多道方案为物联网环境中可信的数据共享提供了强大的解决方案.
- 它成功地平衡了有效数据交换的需要和严格的隐私保护.
- DID和IPFS的整合进一步提高了该计划的安全性,可扩展性和可用性.
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