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CS591-Fall 10 Clonts 1 Wireless Network Security Michael Clonts.

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Presentation on theme: "CS591-Fall 10 Clonts 1 Wireless Network Security Michael Clonts."— Presentation transcript:

1 CS591-Fall 10 Clonts 1 Wireless Network Security Michael Clonts

2 2 Agenda Will discuss: – Home wireless configuration – Public hotspot security Will not discuss: – Nuts and bolts of wireless security

3 3 Home Wireless You’ve bought a wireless router… now what?

4 4 Home Wireless – Basic Security Change administrator user/password Enable encryption – Use WPA2 if supported Change default SSID (your network “name”)

5 5 Home Wireless – Advanced Security Disable SSID broadcast Enable MAC address filtering Enable static IP addresses, not DHCP Position router to minimize signal broadcast outside of building

6 6 Home Wireless – Periodic Actions Review router logs Change passphrase used to generate keys

7 7 Home Wireless – Periodic Actions Check for firmware upgrades Disable during periods of non-use

8 8 Public Wireless Hotspots You’re at studying at Starbucks… how can you safely use their WiFi?

9 9 Public Wireless – Basic Security Enable local firewall Verify SSID name with establishment Disable “auto-connect to open network” feature Disable file sharing

10 10 Public Wireless – Encryption Options Use higher-layer encryption methods: – HTTPS for web data – SSH for console connections – SFTP for file transfers – VPN into a secure network Don’t sent sensitive data without these!

11 Questions? Any questions? CS591-Fall 05 Sonchar and Reese 11


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