【摘要】 研究了无线局域网的安全性问题。在讨论了无线局域网安全需求的基础上,介绍了无线局域网标准IEEE 802.11的三项安全技术SSID,MAC,WEP技术,尤其是WEP技术的加密算法及完整性校验算法。重点分析了802.11标准中的WEP加密技术所存在的各种缺陷。最后,指明了无线局域网安全技术今后的发展方向。更多还原

【Abstract】 This paper researches the security of Wireless Local Area Network(WLAN).Based on the discussion of WLAN security requirement,the three security technologies:SSID(Service Set Indentifier),MAC(Media Access Control),WEP(Wired Equivalent Privacy) in WLAN standard IEEE 802.11 are introduced,especially the encrypting algorithm and the integrity check algorithm.The flaws in WEP as the encrypting algorithm of IEEE 802.11 standard are analyzed mainly.At the end of the paper,some pieces of advice about the tendency of the WLAN security are given.更多还原