摘 要
无线通信网络以电磁波作为传输媒介,使得网络具有灵活便捷的覆盖特性,但同时也引入了空口安全风险。由于电磁空间的开放性,无线通信网络的空口信号很容易被侦测,从而获取基站、终端身份信息并实施干扰或空口攻击,导致系统通信业务中断或网络瘫痪。本文主要介绍无线通信网络中的物理层攻击、数据链路层攻击和网络层攻击三种空口攻击类型并分别探讨其产生的影响。
一、空口攻击类型分析
二、空口攻击产生的影响
图1 信号与消息操纵攻击
图2 钓鱼攻击流程图
三、总结
参考文献
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作者:卞玉莹 中科院信息工程研究所
责编:夏璐璐
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原文始发于微信公众号(中国保密协会科学技术分会):无线通信网络空口攻击类型及影响分析
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