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