计算机应用

• 信息安全(Information security) • 上一篇    下一篇

无线传感器网络中一种安全高效的共享密钥发现协议

沈金波 许力 陈建伟   

  1. 福建师范大学数学与计算机科学学院,福建师范大学网络安全与密码技术福建省高校重点实验室 福建师范大学数学与计算机科学学院 福建师范大学数学与计算机科学学院
  • 收稿日期:2008-05-27 修回日期:2008-07-28 发布日期:2008-11-01 出版日期:2008-11-01
  • 通讯作者: 沈金波

Efficient and resilient shared-key discovery protocol in wireless sensor networks

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  • Received:2008-05-27 Revised:2008-07-28 Online:2008-11-01 Published:2008-11-01
  • Contact: Jin-bo SHEN

摘要: 在无线传感器网络的安全体系结构中,密钥预分配方案占据着极其重要的位置。现有密钥预分配方案中的共享密钥发现协议不能很好抵抗智能攻击,而且通信和计算代价高。在对各种典型的共享密钥发现协议的特点进行详细分析的基础上,利用秘密同态和布隆过滤器,提出了一种安全高效的共享密钥发现(ERSD)协议。性能分析和仿真结果表明,该方案在较小的通信和计算代价情况下,就可以有效地抵抗智能攻击。

关键词: 无线传感器网络, 密钥预分配, 布隆过滤器, 秘密同态

Abstract: In security construction of Wireless Sensor Networks (WSN), key pre-distribution scheme plays an important part. However, the shared-key discovery protocol of the present key pre-distribution schemes is lowly resilient against the smart attack, at the same time, it requires high communication and computation cost. Based on analyzing all kinds of typical shared-key discovery protocols features in detail, an Efficient and Resilient Shared-key Discovery (ERSD) protocol by using privacy homomorphism and bloom filter was proposed in this paper. Both performance and simulation results prove that the proposed protocol is better resilient against the smart attack in the condition of taking up a little communication and computation cost.

Key words: Wireless Sensor Networks (WSN), key pre-distribution, Bloom filter, privacy homomorphism