摘要
创新点
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1.
发现了一种新的频谱感知数据伪造攻击模式-互助式合谋攻击 (简称 MAC 攻击)。 多个恶意用户形成互助式合谋攻击组, 相互抬高信任值, 用于躲避信任机制检测, 达到垄断空闲频谱资源的攻击目的。
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2.
针对感知数据的二元特性, 引入 “0–1” 相似度方法设计MAC攻击的检测机制-DMAC, 可在避免复杂数学运算的前提下, 检测出 MAC 攻击者。
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3.
通过 DMAC 对信任机制的优化, 在信任评估中阻止 MAC 攻击者虚构的“诚实感知总次数”增长, 使得 MAC 攻击者难以抬高信任值。
References
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Feng, J., Lu, G., Zhang, Y. et al. Avoiding monopolization: mutual-aid collusive attack detection in cooperative spectrum sensing. Sci. China Inf. Sci. 60, 059101 (2017). https://doi.org/10.1007/s11432-015-0337-x
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DOI: https://doi.org/10.1007/s11432-015-0337-x