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Wireless Security



Learn how to effectively mitigate wireless-specific threats while efficiently leveraging existing network security policies and infrastructure investments. This lesson outlines how to use VLANs to control wireless traffic and examines how wireless voice will impact your network.
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 # 1 VLANs -- Controlling wired and wireless traffic
Today, most business networks rely on virtual LANs (VLANs) to partition Ethernets and control the destinations reached by each worker. As users begin to shift between Ethernet and Wi-Fi throughout the work day, it makes...
 # 2 WEP: Wireless security's broken skeleton in the closet
WEP for wireless security was cracked again recently. Though many will say WEP is obsolete, many companies still use it.
 # 3 Security across network boundaries with Secure Mobile Architecture
Network security and mobility have become increasingly critical issues as computers move out of protected office environments. The widespread use of both Wi-Fi and wide area wireless broadband, along with employee home...
 # 4 Wireless hot spot security -- podcast
Learn how to keep your enterprise network secure while your mobile workforce utilizes public wireless hot spots, in this podcast.
 # 5 Wireless network security made easy - from The Book of PF
This chapter from The Book of PF: A No-Nonsense Guide to the OpenBSD Firewall covers the basics of getting a wireless network up and running and some of the options for making your wireless network more secure. It...
 # 6 Wireless network security: Controlling secondary connections
Corporate wireless networks can be jeopardized by workers who use unsecured secondary connections. A few steps can help protect the network against these unwanted connections.
 # 7 Wireless security -- Defending Wi-Fi clients
When it comes to wireless security, considerable attention has been paid to encrypting data, authenticating users, restricting access, and detecting rogue access points. As these network and link defenses improve,...
 # 8 Wireless security -- How WEP encryption works
Inadequate wireless security can jeopardize critical company information. Encryption is an important part of wireless security -- but how does it work? In this tip, first in a two-part series on 802.11 wireless security...
 # 9 Wireless security protocols -- How WPA and WPA2 work
WPA and WPA2 improve upon WEP's encryption methods for better 802.11 wireless security. WPA was carefully designed so that hardware upgrades would not be needed. The processing power of many early access points (APs) was...
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