Authentium, the leading developer of security software-as-a-service technologies, warns against public WiFi hotspots. 80% of devices advertising free WiFi access points advertised at Chicago’s OHare airport were ad-hoc connections. Many suspect devices registered as access points also displayed fake or misleading MAC addresses. Windows XP automatically prompts the user to accept or decline connections to available wireless networks. It’s clear that Wifi environments in public places are increasingly vulnerable to exploitation.”]
Source: https://www.darkreading.com/attacks-breaches/authentium-warns