计算机科学 ›› 2014, Vol. 41 ›› Issue (9): 174-177.doi: 10.11896/j.issn.1002-137X.2014.09.033
赵佳佳,任平安
ZHAO Jia-jia and REN Ping-an
摘要： 随机网络编码目前被广泛应用于实际网络环境中,能够有效提高网络吞吐量。然而网络编码容易受到窃听攻击和拜占庭攻击。提出一种既防窃听,又能有效检测出拜占庭攻击的安全随机网络编码算法。在信源和信宿之间共享秘密信道,该算法通过哈希函数增加少量计算量和少量冗余,实现防窃听攻击和防拜占庭攻击。该算法仅在随机网络编码的基础上改变了信源节点的编码方式和信宿节点的解码方式,中间节点编码方式保持不变,具有较高的编码效应。
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