Originally Posted by couch_manager
... If you are still able to connect to a network that is named with the SSID "linksys" after you've left your house, it's because you're connecting to SOMEONE ELSE'S network that failed to secure their router's wireless settings. They left their network open because they were ignorant...or, they're a hotel or other establishment (e.g. coffee shop) that offers free wireless internet access to their guests.
Or they read Bruce Schneier's essays semi-regularly.
Steal This Wi-Fi
By Bruce Schneier
January 10, 2008
Whenever I talk or write about my own security setup, the one thing that surprises people -- and attracts the most criticism -- is the fact that I run an open wireless network at home. There's no password. There's no encryption. Anyone with wireless capability who can see my network can use it to access the internet.