Any network where there is no physical wired connection. The network connections are accomplished through radio waves and/or microwaves.

Wi-Fi hotspots allow the users to wirelessly connect laptops to the internet and to the user’s business network at airports, hotels, Starbucks, etc. through those establishments wireless network.

Warning: the security on these Wi-Fi hotspots is often poor and can expose your laptop to unwanted intrusions. Use at your own risk