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Wireless Security Presented by Colby Carlisle. Wireless Networking Defined A type of local-area network that uses high-frequency radio waves rather than.

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Presentation on theme: "Wireless Security Presented by Colby Carlisle. Wireless Networking Defined A type of local-area network that uses high-frequency radio waves rather than."— Presentation transcript:

1 Wireless Security Presented by Colby Carlisle

2 Wireless Networking Defined A type of local-area network that uses high-frequency radio waves rather than wires to communicate between nodes.

3 Issues No need for physical access Easy and convenient to use Confidentiality and Integrity concerns for users Technologies commonly used to secure networks are vulnerable to attacks

4 The Tradeoff Linksys Routers Zero Configuration

5 Be careful whom you associate with... Malicious Associations Exploits how users connect to AP’s Can create backdoors into other networks Man-in-the-Middle Hotspotter

6 What can you do? Use encryption WEP WPA WPA2

7 WEP Wired Equivalent Privacy Still widely used Encryption algorithm flawed Vulnerability widely known Kismet

8 WPA WiFi Protected Access Intermediary step between WEP and WPA2 Temporal Key Integrity Protocol Personal vs. Enterprise

9 WPA2 Implements mandatory elements of the 802.11i standard Advanced Encryption Standard

10 Steps to securing your network Use the best encryption possible Change your router’s default configuration Disable the SSID broadcast option Disable DHCP Enable MAC address filtering if possible


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