If you need free wifi, this app can help. But free wifi ain't all it's cracked up to be. Jake Peterson is Lifehacker’s Tech Editor, and has been covering tech news and how-tos for nearly a decade. His ...

Airport WiFi networks are far less safe or secure than your network at home and should be used with caution. The free WiFi at airports is generally unencrypted and can be easily faked with networks ...