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标准模型下基于无证书密钥封装的口令认证密钥交换协议
引用本文:杨珺涵,曹天杰.标准模型下基于无证书密钥封装的口令认证密钥交换协议[J].山东大学学报(工学版),2013,43(2):11-17.
作者姓名:杨珺涵  曹天杰
作者单位:1. 中国矿业大学计算机学院,江苏徐州,221116
2. 中国矿业大学计算机学院,江苏徐州221116;中科院研究生院信息安全国家重点实验室,北京100039
基金项目:信息安全国家重点实验室开放基金,江苏省2011年度普通高校研究生科研创新计划资助项目
摘    要:为确保协议的安全性,提出了一种标准模型下可证安全的口令认证密钥交换协议。利用无证书密钥封装机制来传递口令等用户身份验证信息;基于DDH(decision Diffie-Hellman)假设,在标准模型下证明了新协议的安全性。结果显示,该协议是前向安全的,可实现用户间的双向认证,能够有效地抵抗多种攻击。

关 键 词:交换协议  口令认证  双向认证  标准模型  无证书密钥封装  
收稿时间:2012-12-20

Password-authenticated key exchange protocol based on certificateless key encapsulation in the standard model
YANG Jun-han,CAO Tian-jie.Password-authenticated key exchange protocol based on certificateless key encapsulation in the standard model[J].Journal of Shandong University of Technology,2013,43(2):11-17.
Authors:YANG Jun-han  CAO Tian-jie
Affiliation:1. School of Computer, China University of Mining and Technology, Xuzhou 221116, China;2. State Key Laboratory of Information Security, Graduate School of the Chinese Academy of Sciences, Beijing 100039, China
Abstract:To guarantee the security of exchange protocol, a novel password authenticated key exchange protocol without random oracle model was introduced. Clients’ identity information was delivered by the certificateless key encapsulation mechanism. The security of the proposed protocol was proved in the standard model based on decision Diffie Hellman (DDH) assumption. Security analysis showed that the provided protocol was forward security and achieved mutual authentication, which could resist multiple attacks.
Keywords:certificateless key encapsulation  mutual authentication  password authentication  exchange protocol  standard model  
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