October 2006
Intermediate to advanced
478 pages
12h 11m
English
Content preview from Network Security Hacks, 2nd EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 7. Wireless Security
Wireless networks have been plagued with many well-publicized issues since they became popular at the end of the 1990s. Because of such problems and the risks they pose, some people might argue that they shouldn’t be used at all. But due to their ease of use and convenience, it’s clear that wireless networks are here to stay, so you’d better do everything you can to make them as secure as possible.
Because of the many problems that have afflicted Wired Equivalent Privacy (WEP), anyone seeking to implement a secure wireless network should realize that it’s not a good solution. And, while the pre-shared key (PSK) varieties of WiFi Protected Access (WPA) and WPA2 offer better security than WEP, they still have their problems. As you’ll see in this chapter, the best solution is to use WPA or WPA2 with 802.1X to provide fine-grained authentication for your wireless network. You’ll also see how to unleash the potential of your commodity wireless router or access point (AP) by replacing its firmware with a compact Linux distribution.
For more community-minded users who want to share their wireless networks, this chapter also covers the use of captive portals. By using a captive portal, you can provide open wireless access to nearby users but still maintain some control over who can access your network.
Turn Your Commodity Wireless Routers into a Sophisticated Security Platform
Upgrade your SOHO wireless router into a sophisticated network device with ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.