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Chapter 13

Chapter 13

802.11 Network Security Architecture. Chapter 13. Outline. 802.11 security basics Legacy 802.11 security Robust security Segmentation Infrastructure security VPN wireless security. 802.11 Security Basics. Data privacy Authentication, authorization, and accounting (AAA) Segmentation

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656 views • 40 slides
Wireless Network Security

Wireless Network Security

Wireless Network Security. Raj Jain Washington University in Saint Louis Saint Louis, MO 63130 Jain@cse.wustl.edu Audio/Video recordings of this lecture are available at: http://www.cse.wustl.edu/~jain/cse571-11/. Overview. IEEE 802.11 Wireless LAN Overview Legacy 802.11 Security: WEP

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727 views • 32 slides
Wireless Network Security

Wireless Network Security

Wireless Network Security. Wireless Security Overview. concerns for wireless security are similar to those found in a wired environment security requirements are the same: confidentiality, integrity, availability, authenticity, accountability

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417 views • 26 slides
Security in wireless networks

Security in wireless networks

Security in wireless networks. Wireless networks more vulnerable no inherent physical protection: sending/receiving messages do not need physical access to network infrastructure broadcast communication As a consequence eavesdropping is easy injecting bogus messages is easy

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270 views • 17 slides
IEEE 802.11i

IEEE 802.11i

IEEE 802.11i. WPA2. IEEE 802.11i ( WPA2 ). IEEE 802.11i , is an amendment to the 802.11 standard specifying security mechanisms for wireless networks . The draft standard was ratified on 24 June 2004, and supersedes the previous WEP, which was shown to have severe security weaknesses.

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411 views • 10 slides
802.11b Security

802.11b Security

802.11b Security. CSEP 590 TU Osama Mazahir. Introduction. Packets are sent out into the air for anyone to receive Eavesdropping is a much larger concern in wireless compared to wired network This requires data encryption mechanisms. Wired Equivalent Protocol (WEP).

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259 views • 9 slides

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