And you think the terresterial sources are hard to shut down....
Drive-by spam hits wireless LANs
By Graeme Wearden
Special to CNET News.com
September 6, 2002, 10:14 AM PT
http://news.com.com/2100-1033-956911.html
LONDON--The proliferation of insecure corporate wireless networks is
fueling the growth of drive-by spamming, a security expert warned on
Thursday.