区块链支持的数据治理,用于隐私保护的机密数据共享
Jingchi Zhang1, Anwitaman Datta1,2
1College of Computing and Data Science, Nanyang Technological University, Singapore, Singapore.
PeerJ. Computer science
|February 3, 2025
概括
本研究介绍了一种基于区块链的安全系统,使用基于属性的加密来防止非法数据访问和云存储中的隐私泄露. 它增强了对腐败当局的数据共享安全性,并确保了用户的隐私.
科学领域:
- 计算机科学 计算机科学
- 密码学 密码学 密码学 密码学
- 信息安全 信息安全
背景情况:
- 传统的云存储提供了方便,但存在安全漏洞.
- 密码文本策略属性基础加密 (CP-ABE) 提供了精细的访问控制,但面临着非法授权和隐私泄露的挑战.
- 现有的研究往往忽视了基于ABE的系统中针对适应性对手的安全性和隐私问题,特别是当与区块链集成时.
研究的目的:
- 提出基于区块链的增强数据治理系统,以防止云存储中的非法授权和隐私泄露.
- 开发一个新的多权威CP-ABE系统,隐藏访问政策并确保身份隐私.
- 加强数据共享的安全性,防止腐败的当局和身份证的滥用.
主要方法:
- 实施一个与区块链技术集成的多权威CP-ABE计划.
- 使用高级加密标准 (AES) 来进行数据加密.
- 在一个分散的系统中存储加密数据,即星际文件系统 (IPFS).
- 集成智能合约以实现透明度和可追溯性.
主要成果:
- 拟议的系统有效防止非法授权和隐私泄露.
- 该系统支持多权威使用案例,隐藏访问策略和保存身份隐私.
- 数据使用AES进行加密,并存储在IPFS上,以实现弹性和分散访问.
- 安全证明证明了系统对腐败当局和身份证滥用的稳定性.
结论:
- 基于区块链的增强系统提供了一个平衡的解决方案,用于在云数据共享中进行精细的访问控制和隐私保护.
- 区块链,多权威CP-ABE和分散存储的整合提高了安全性和实用性.
- 该系统解决了基于ABE的现有云存储解决方案中的关键安全性和隐私缺口.
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