Tips for Using Public Wi-Fi Networks

"Wi-Fi hotspots in coffee shops, libraries, airports, hotels, universities, and other public places are convenient, but often they're not secure. If you connect to a Wi-Fi network, and send information through websites or mobile apps, it might be accessed  by someone else.

To protect your information when using wireless hotspots, send information only to sites     that are fully encrypted, and avoid using mobile apps that require personal or financial information..."
Public wi-fi networks

FTC Offers Tips on Wise Use of Wi-Fi Networks
"The Federal Trade Commission, the nation’s consumer protection agency, today released tips to help people protect their personal information while they use public wireless networks – Wi-Fi hotspots in coffee shops, libraries, airports, hotels, universities, and other public places. While convenient, public Wi-Fi networks often are not secure.

When using wireless networks, it’s best to send only personal information that is encrypted – either by an encrypted website or a secure network. Encryption scrambles information sent over the internet into a code so that it’s not accessed by others. An encrypted website protects only the information sent to and from that site. A secure wireless network encrypts all the information sent over it..."