(1) See open networking.
(2) A wireless network that is unsecured and can be used by anyone in the vicinity. See Wi-Fi squatting.
"open network." YourDictionary, n.d. Web. 17 August 2018. <http://www.yourdictionary.com/open-network>.
open network. (n.d.). Retrieved August 17th, 2018, from http://www.yourdictionary.com/open-network