《计算机应用》唯一官方网站 ›› 2025, Vol. 45 ›› Issue (11): 3463-3469.DOI: 10.11772/j.issn.1001-9081.2024121846
• 第七届CCF中国区块链技术大会 • 上一篇
收稿日期:2025-01-02
修回日期:2025-03-19
接受日期:2025-03-25
发布日期:2025-04-08
出版日期:2025-11-10
通讯作者:
张利华
作者简介:王文彪(2000—),男,江西抚州人,硕士研究生,CCF会员,主要研究方向:区块链、容灾备份、数据共享基金资助:
Lihua ZHANG(
), Wenbiao WANG, Yi YANG, Jiali LUO
Received:2025-01-02
Revised:2025-03-19
Accepted:2025-03-25
Online:2025-04-08
Published:2025-11-10
Contact:
Lihua ZHANG
About author:WANG Wenbiao, born in 2000, M. S. candidate. His research interests include blockchain, disaster recovery, data sharing.Supported by:摘要:
针对数据容灾备份方案存在的数据安全性低、易丢失和损坏、过度依赖第三方服务等问题,提出一种云边缘协同电网状态监测数据区块链灾备方案。首先采用云边缘协同方式提高监测数据备份效率;其次结合Paillier算法和阈值秘密共享对监测数据进行加密保护,实现分布式备份;最后将改进的Hot-Stuff共识机制应用于区块链,提高区块链的共识效率。安全性分析结果表明,该方案具有隐私性、完整性、不可伪造性和正确性;性能分析结果表明,该方案缩短了备份与恢复延迟以及备份与恢复耗时,降低了计算开销,且提高了吞吐量。
中图分类号:
张利华, 王文彪, 杨怡, 罗佳丽. 云边缘协同电网状态监测数据区块链灾备方案[J]. 计算机应用, 2025, 45(11): 3463-3469.
Lihua ZHANG, Wenbiao WANG, Yi YANG, Jiali LUO. Blockchain-based disaster recovery backup scheme for power grid status monitoring data in cloud-edge collaboration environments[J]. Journal of Computer Applications, 2025, 45(11): 3463-3469.
| 方案 | 优点 | 不足 |
|---|---|---|
文献[ 的方案 | 可以很好地对数据进行管理存储 | 安全性有待提高 |
文献[ 的方案 | 保证了数据的安全发布、安全验证、安全存储 | 缺乏对潜在风险的 深入分析 |
文献[ 的方案 | 系统整体性能得到提高 | 考虑不全面,难以适应实际需求 |
表1 相关工作总结
Tab. 1 Summary of relevant work
| 方案 | 优点 | 不足 |
|---|---|---|
文献[ 的方案 | 可以很好地对数据进行管理存储 | 安全性有待提高 |
文献[ 的方案 | 保证了数据的安全发布、安全验证、安全存储 | 缺乏对潜在风险的 深入分析 |
文献[ 的方案 | 系统整体性能得到提高 | 考虑不全面,难以适应实际需求 |
| 备份节点 | 秘密分量 | 备份节点 | 秘密分量 |
|---|---|---|---|
| 节点1 | F1, F2, F3 | 节点3 | F2, F3, F4 |
| 节点2 | F1, F5, F6 | 节点4 | F4, F5, F6 |
表2 (3,4)阈值秘密分配
Tab. 2 (3, 4) threshold secret allocation
| 备份节点 | 秘密分量 | 备份节点 | 秘密分量 |
|---|---|---|---|
| 节点1 | F1, F2, F3 | 节点3 | F2, F3, F4 |
| 节点2 | F1, F5, F6 | 节点4 | F4, F5, F6 |
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