Some steps that can be taken to help protect a wireless network. In this section and the one that follows, we will cover some tools and best practices that will allow you to be proactive with your security. By using the same tools that hackers use to penetrate your network, you can to find and plug security holes beforehand. This, combined with using established security practices and policies, can help deter or prevent intrusions.

Tools for wireless networks:

• WLAN discovery tools
• Netstumbler — Versions for Windows and Linux
• Kismet — Linux
• MacStumbler — Mac OS
• MiniStumbler — Pocket PC
• Mognet — Java

Wireless network sniffers

• AiroPeek — Windows
• AirTraf — Linux
• Ethereal — All OSs
• Sniffer Wireless — Windows and Pocket PC
• BSD AirTools — BSD

WEP cracking tools

• WEPCrack — Linux
• AirSnort — Linux
• BSD-Tools dweputils — BSD
• AirCrack — Linux and Windows