TSA warning comes to life as man jailed for attack. Updated on Dec. 5 with expert security guidance for smartphone users when traveling, including how to avoid connecting to dangerous networks. Almost ...

While the consequences of ignoring this warning can be serious, it also helps to understand why it exists.

It’s a fiery debate. When America’s Transportation Security Administration (TSA) told smartphone users “don’t use free public WiFi,” it was always sure to prompt a response. Public WiFi safety is ...