After reading the last paragraph in the excerpt below, it occurs to me how much fun could be had in DC with some chalk, even without an 802.11blah receiver :-)
>http://www.siliconvalley.com/mld/siliconvalley/4181308.htm?template=contentModules/printstory.jsp >Secret Service probes wireless networks in Washington >WASHINGTON (AP) - Secret Service agents are putting a high-tech twist on >the idea of a cop walking the beat. Using a laptop computer and an antenna >fashioned from a Pringles potato chip can, they are looking for security >holes in wireless networks in the nation's capital. >The act of ``wardriving,'' a term taken from older ``wardialing'' programs >that called random telephone numbers looking for unlisted modems, has >become so prevalent that enthusiasts are using chalk marks on streets and >sidewalks to point out networks in public places. > >Peterson said there has not been any reported ``warchalking'' in the >Washington area yet, but if one was found agents would alert the network >owner.
