Originally Posted by confus-ed
My $0.02 worth !
Wireless networks present a problem in terms of security no ifs or buts about that - its not like a physical wire you'd have to tap, its 'public' & operates within the public domain - nobody owns the 'air' (I suppose the government do 'technically' but they license devices to use frequency ranges, not specific data or networks or information) ...
As correctly said earlier using someones bandwidth from this 'public' source would constitute 'theft of service' - but hang on a mo it might always be on ...
'Theft' is the act of permanatly depriving someone of something, so its only a 'crime' if the paying user wanted to use it while the thief was in ... if you made any attempt to secure it at all, then 'the tresspasser' committed a crime (under 'whatever' privacy laws apply where you are), if you didn't, then as long as they don't 'attack' your system at all & you weren't trying to use it yourself (at that time as bandwidth is a momentary thing - it doesn't 'accumulate'), then they didn't (commit any crime) 'technically' ...