Transcript Wireless Network Security, by Michael Clonts

Wireless Network Security
Michael Clonts
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CS591-Fall 10
Clonts
Agenda
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Will discuss:
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Will not discuss:
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Home wireless configuration
Public hotspot security
Nuts and bolts of wireless security
Home Wireless
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You’ve bought a wireless router… now what?
Home Wireless – Basic Security
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Change administrator user/password
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Enable encryption
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Use WPA2 if supported
Change default SSID (your network “name”)
Home Wireless – Advanced Security
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Disable SSID broadcast
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Enable MAC address filtering
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Enable static IP addresses, not DHCP
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Position router to minimize signal broadcast
outside of building
Home Wireless – Periodic Actions
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Review router logs
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Change passphrase used to generate keys
Home Wireless – Periodic Actions
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Check for firmware
upgrades
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Disable during periods of non-use
Public Wireless Hotspots
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You’re at studying at Starbucks… how can you
safely use their WiFi?
Public Wireless – Basic Security
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Enable local firewall
Verify SSID name with
establishment
Disable “auto-connect to
open network” feature
Disable file sharing
Public Wireless – Encryption
Options
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Use higher-layer encryption methods:
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HTTPS for web data
SSH for console connections
SFTP for file transfers
VPN into a secure network
Don’t sent sensitive data without these!
Questions?
Any questions?
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Sonchar and Reese
CS591-Fall 05