| 摘要: |
| 详细阐述了3C系统的认证与密钥分配协议的过程，分析了协议中可能存在的安全缺陷，提出了一个简洁有效的改进方案。 |
| 关键词: 第三代移动通信 密钥分配协议 认证协议 通信安全 |
| DOI：10.3969/j.issn.1001-893X. |
|
| 基金项目:重庆市教委科学技术研究项目资助(020507) |
|
| An Improved Authentication and Key Agreement Protocol in 3G Mobile Communications System |
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| () |
| Abstract: |
| This paper presents the procedure of authentication and key agreement of 3G mobile communications system, analyses the weakness in the protocol, and provides a simple and effective improvement scheme. |
| Key words: 3G,Communication security,Authentication,Protocol, |
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