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PDF: Microsoft PowerPoint - FIRST05-IEEE802-16 WiMax Security.ppt

Download 115 times Source: www.first.org // Topic: Wi-Fi File Size: 165.91 kb // Total of Page: 13 Page(s) Last download by priyansh Last download on: 1 week ago Share this info: Sample of page (click to enlarge) Short Desciption: IEEE 802.16 WiMax Security. Dr. Kitti Wongthavarawat. Thai Computer Emergency Response Team (ThaiCERT). National Electronics and Computer Technology Center ... Content Inside: IEEE 802.16 WiMax Security Dr. Kitti Wongthavarawat Thai Computer Emergency Response Team (ThaiCERT) National Electronics and Computer Technology Center Thailand Presented at 17th Annual FIRST Conference, Singapore July 1, 2005 Agenda to IEEE 802.16 WiMax IEEE 802.16 Security Architecture based on IEEE 802.16-2004 Standard IEEE 802.16 Security Process and Analysis Introduction Authentication Key Exchange Data Privacy Date Conclusions 1 IEEE 802.16 WiMAX Metropolitan Area Network (WMAN) Standard, Broadband Wireless Access (BWA) Last mile connectivity Range up to 50 km. Provide high speed connectivity that supports data, voice and video Fast deployment, cost saving Wireless IEEE 802.16 Applications "Fixed BWA" (IEEE 802.16-2004) Residential Point-to-multipoint last mile Point-to-point backhaul Internet Base Station Base Station Mobile User Industrial "Mobile BWA" (IEEE 802.16e) SOHO, Enterprise 2 IEEE 802.16-2004 SS Air Interface BS MAC 10-66 GHz WirelessMAN-SC PHY Below 11 GHz WirelessMAN-SCa WirelessMAN-OFDM WirelessMAN-OFDMA WirelessHUMAN IEEE 802.16-2004 SS Air Interface BS MAC PHY MAC protocol Multiple access controlled by BS Connection oriented Security sublayer Contentionless 3 IEEE 802.16 Security Architecture SS MAC Data plane Management plane BS MAC Management plane Data plane CIDs CIDs CIDs CIDs PHY Management connection Transport connection PHY IEEE 802.16 Security Architecture SS MAC Data plane Management plane BS MAC Management plane Data plane Data Privacy Data Privacy CIDs CIDs CIDs CIDs PHY Encryption (some) PHY Header Encrypted payload 4 IEEE 802.16 Security Architecture SS