Is Public Wi-Fi Safe?

Excited for the August 21 eclipse? Visit our Eclipse 2017 page to explore the science, history, and myths of the event. The Curiosity team will be viewing the eclipse alongside NASA in Carbondale, Illinois. Follow us on Facebook for live videos, trivia, and interviews on the big day.

One of the first questions everyone asks when visiting a new coffee shop, restaurant, hotel, or just about anywhere: "What's the Wi-Fi password"? Free Wi-Fi is pretty much expected these days, and we often search for open Wi-Fi networks without a second thought. But are they safe? Not always. Explore the safety of public networks in the following video, then learn more about Wi-Fi.

Is there something you're curious about? Send us a note or email us at editors (at) And follow Curiosity on Facebook, Instagram and Twitter.

You Can't Always Trust "Free Aiport Wi-Fi"

Your username, password, credit card details, etc. could all be up for grabs.

Share the knowledge!

Wi-Fi Doesn't Actually Stand For Anything

Surely the "Wi" part means wireless, and the "Fi" then must mean... err... Finternet?

Share the knowledge!

Key Facts In This Video

  1. The term Wi-Fi doesn't mean or stand for anything, it is a made-up phrase. 00:24

  2. Wi-Fi was almost called Trapeze instead. 01:26

If you liked this you'll love our podcast! Check it out on iTunes, Stitcher, Google Play Music, SoundCloud, search 'curiosity' on your favorite podcast app or add the RSS Feed URL.