Wireless Security Presented by Colby Carlisle

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

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

The Tradeoff Linksys Routers Zero Configuration

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

What can you do? Use encryption WEP WPA WPA2

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

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

WPA2 Implements mandatory elements of the i standard Advanced Encryption Standard

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