Upvote:0
As with the question on airports, there is NO general answer to this. Free public Wi-Fi is inherently insecure - even if you connect to the correct hotspot (and there's no way to tell if you're connecting to the correct hotspot), anyone also connected could use various spoofing techniques to intercept your traffic. If you need to use non-HTTPS websites and don't want to be vulnerable to various attacks, you need to use some other service like a VPN to ensure all of your connections are encrypted.
In your particular case, assuming no spoofing is going on:
TheCloud
is probably from a shop or something, or perhaps the station itself. It's a free Wi-Fi "chain" owned by Sky._Notts City Free WiFi
sounds like a city-wide Wi-Fi system in Nottingham. It's not railway-specific.NET WiFi
is the Wi-Fi from the Nottingham Express Transit, that is, the trams.NCTX WiFi
is Wi-Fi from Nottingham City Transport.