![TIL "Warchalking" is the practice of writing symbols in chalk on sidewalks and walls to indicate the presence of an unsecured Wifi network : r/todayilearned TIL "Warchalking" is the practice of writing symbols in chalk on sidewalks and walls to indicate the presence of an unsecured Wifi network : r/todayilearned](https://lh3.ggpht.com/-1WyTDeIZB_A/TlE7dygvIxI/AAAAAAAADIY/9NLamG4eJf0/s1600/hobo-railroad-signs-symbols.jpg)
TIL "Warchalking" is the practice of writing symbols in chalk on sidewalks and walls to indicate the presence of an unsecured Wifi network : r/todayilearned
![ΜΔDΞRΔS on Twitter: "#CyberpunkisNow: Warchalking is the drawing of symbols in public places to advertise an open Wi-Fi network and describe its qualities. It is inspired by Hobo Sign/Hobo Symbols, a system ΜΔDΞRΔS on Twitter: "#CyberpunkisNow: Warchalking is the drawing of symbols in public places to advertise an open Wi-Fi network and describe its qualities. It is inspired by Hobo Sign/Hobo Symbols, a system](https://pbs.twimg.com/media/DvNR3bjWoAAhBcv.jpg)
ΜΔDΞRΔS on Twitter: "#CyberpunkisNow: Warchalking is the drawing of symbols in public places to advertise an open Wi-Fi network and describe its qualities. It is inspired by Hobo Sign/Hobo Symbols, a system
![War Driving and War Chalking :: Chapter 11. Where Can You Wi-Fi? :: Part III: Going Mobile with Wi-Fi :: Beginner's guide to wi-fi wireless networking :: Networking :: eTutorials.org War Driving and War Chalking :: Chapter 11. Where Can You Wi-Fi? :: Part III: Going Mobile with Wi-Fi :: Beginner's guide to wi-fi wireless networking :: Networking :: eTutorials.org](http://etutorials.org/shared/images/tutorials/tutorial_112/11fig12.jpg)
War Driving and War Chalking :: Chapter 11. Where Can You Wi-Fi? :: Part III: Going Mobile with Wi-Fi :: Beginner's guide to wi-fi wireless networking :: Networking :: eTutorials.org
![Hazelzet on Twitter: "With #PokemonGO the war chalking signs need to be updated #warchalking https://t.co/P5gz8n8wiF" / Twitter Hazelzet on Twitter: "With #PokemonGO the war chalking signs need to be updated #warchalking https://t.co/P5gz8n8wiF" / Twitter](https://pbs.twimg.com/media/CoNBtdYWIAAeQWA.jpg)