保护隐私的轻量级云数据共享方案

被引:4
作者
林伟胜 [1 ,2 ]
陈森利 [2 ]
许卓伟 [2 ]
刘哲理 [3 ]
谢冬青 [4 ]
机构
[1] 华南理工大学计算机学院
[2] 广东电网公司汕头供电局
[3] 南开大学计算机与控制工程学院
[4] 广州大学计算机学院
基金
天津市自然科学基金; 国家自然科学基金重点项目;
关键词
数据共享; 云存储; 可搜索加密; 广播加密;
D O I
暂无
中图分类号
TN918.4 [密码的加密与解密];
学科分类号
0839 ; 1402 ;
摘要
针对基于隐私保护的云数据共享系统中用户需要持有大量密钥、密钥管理困难的问题,提出了一种轻量级的云数据共享方案。在介绍基于公有云的数据共享系统架构的基础上,描述了基于广播加密、可搜索加密等密码学技术构建的数据共享方案,并讨论了数据共享系统的工作流程。与传统的云数据共享系统相比,所提出的方案无须可信的私有云,可以降低客户的投资,而且用户无须随身携带所有密钥,增加了系统的灵活性。
引用
收藏
页码:2410 / 2414
页数:5
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