| 基于位承诺的数字证书敏感信息保护 |
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| 引用本文： | 蔡国明,王亚弟,汪淼,徐开勇. 基于位承诺的数字证书敏感信息保护[J]. 计算机科学, 2009, 36(6): 93-94 |
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| 作者姓名： | 蔡国明 王亚弟 汪淼 徐开勇 |
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| 作者单位： | 解放军信息工程大学电子技术学院,郑州,450004;解放军信息工程大学理学院,郑州,450001 |
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| 基金项目： | 国家高技术研究发展计划(863计划) |
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| 摘 要： | 目前数字证书缺少敏感信息保护机制,容易泄露用户的隐私信息.针对数字证书的敏感信息泄露问题,采用基于单向函数的位承诺协议实现数字证书中敏感信息的隐藏和选择性披露,详细讨论了基于位承诺的证书申请、证书颁发及证书查询验证过程,并分析了位承诺协议的安全性和效率.
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| 关 键 词： | 位承诺 数字证书 敏感信息保护 选择性披露 |
| 收稿时间： | 2008-07-01 |
| 修稿时间： | 2008-09-26 |
Sensitive Content Protection in Digital Certificate Based on Bit Commitment |
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| CAI Guo-ming,WANG Ya-di,WANG Miao,XU Kai-yong. Sensitive Content Protection in Digital Certificate Based on Bit Commitment[J]. Computer Science, 2009, 36(6): 93-94 |
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| Authors: | CAI Guo-ming WANG Ya-di WANG Miao XU Kai-yong |
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| Affiliation: | Institute of Electronic Technology;Information Engineering University;Zhengzhou 450004;China;Institute of Science;Zhengzhou 450001;China |
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| Abstract: | The Absence of sensitive content protection in digital certificate makes the holder's private information to be easily disclosed.The protection and selective disclosure of sensitive content in digital certificate can be achieved by using bit commitment protocol based on one-way hash function.This paper described the process of certificated application,certificated distribution and certificate access,and finally analyzed the security and efficiency. |
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| Keywords: | Bit commitment Digital certificate Sensitive content protection Selective disclosure |
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