WatchGuard has overcome 1.5 metre, rock-solid walls at Portsmouth Grammar School to deliver strong Wifi in over 300 rooms while maintaining robust protection. This has allowed the school to offer an innovative digital educational experience by encouraging pupils to bring their own tablets, smartphones and other connected mobile devices into classrooms. WatchGuards XTM 860 network security appliance that authenticates a user as soon as they are on the school grounds, removing the need for laborious login pages.”]
Source: https://informationsecuritybuzz.com/news/secure-wifi-helps-school-work-through-1-5mtr-walls/