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CSCD 439/539 Wireless Networks and Security

CSCD 439/539 Wireless Networks and Security. Lecture 1 Overview Fall 2007. Beginning Thoughts. Wireless networks have exploded in popularity in the last few years Why? Some Reasons # wireless (mobile) phone subscribers now exceeds # wired phone subscribers!

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CSCD 439/539 Wireless Networks and Security

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  1. CSCD 439/539Wireless Networks and Security Lecture 1 Overview Fall 2007

  2. Beginning Thoughts • Wireless networks have exploded in popularity in the last few years • Why? • Some Reasons • # wireless (mobile) phone subscribers now exceeds # wired phone subscribers! • “This is a world where everyone is getting connected," … statistics showing that more mobile devices are sold per second than there are human births: 25 mobile devices sold vs. four births per second worldwide. Ed Zander, Motorola CEO

  3. Motivation for this class • Why do you think you should learn about wireless networks and securing wireless networks?

  4. Content • We cover • 802.11 Networks • How the protocol operates • Details of these networks • Where it fits within the other network protocols • Differences between wired vs. wireless • Similarities and differences between 802.11 and other wireless technologies

  5. Content • Cover • Security of 802.11 Networks • How to secure networks • Talk about secure protocols, WEP, WPA, 802.1X, 802.11i • Designing secure networks • Attacks on wireless networks • Defense of wireless networks

  6. Content • Also Cover • Bluetooth and its security • 3G Cellular networks and evolution of these networks • WiMAX and its evolution • All as time permits …

  7. Format of Class • Lecture, discussion some hands-on exercises • Lectures • Read papers • Discuss what we read • Papers – write notes and actually discuss them • You will write a survey paper – Overview of a topic • Near professional quality or • You will produce a project – Comparison of tools and techniques or program • Labs and homework • Homework – exercises related to wireless concepts • Labs – take-home or here • Programs – several smaller – not the emphasis of this class

  8. Format of Class Continued • Lecture • Part of the class meetings • Lecture one day and discuss work the other day or have an in-class exercise • Speakers • Learn from people in the field • Will try to find speakers knowledgeable about both wireless networks and security

  9. Timeframe • First half of class • Wireless LAN 802.11 basics • Physical and MAC layers • How to manage one, maximize performance • Bluetooth, 3G technologies • Second half of class • How to secure wireless • What are security implications of everyone connected all the time • What are the threats to wireless devices?

  10. Questions

  11. Finish Next time • Read : See paper references on Web page

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