Found on 802.11 Planet:

"In a previous tutorial, I discussed security threats that you must consider when deploying a wireless LAN. If you don't implement security mechanisms beyond default settings of the access points and radio NICs, then just about anyone can compromise the information on the network. Through effective security techniques, however, you can beef up the security of a wireless LAN to a degree that satisfies specific requirements."

»www.80211-planet.com/tutorials/a···,00.html