ITIS 6010/8010 Wireless Network Security Dr. Weichao Wang Fall 2011.

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ITIS 6010/8010 Wireless Network Security Dr. Weichao Wang Fall 2011

2 Syllabus See hand-out –Project Demo or final report –Midterm and final exams –Misc: Sit in front rows Eating and drinking Team work with your advisor

3 Introduction Why wireless networks –It is in our everyday life By the end of 2010, 4.6 billion cell phone users Italy, Sweden, Hong Kong or Great Britain: 100% China: 900 million users WLAN: everyone is using it 133 million WiMAX users by 2012 Traffic monitoring and transmission Mobile ad hoc network or multi-level wireless networks: military is using it

4 Introduction Why wireless networks –What do users get from them Solving the last mile problem: dig ten holes, nine have fiber under them Easy to deploy Enable mobility Pervasive computing

5 Introduction Diversity –GPS –RFID –Bluetooth –Sensor network –Mobile ad hoc network: PDA and Laptop –Wireless LAN –Cellular network –Mesh network –Vehicular ad hoc network –UAV and satellite –Under-water sensor networks

6 Introduction Hybrid wireless networks –Multihop cellular network –Optical + Wireless –Satellite + UAV + Ad hoc –Wireless LAN + Ad hoc –Internet + Cellular

7