Does your favourite wifi hotspot have an evil twin? How would you know an evil twin wi-fi hotspot if you saw one? Just what is a wifi hotspot evil twin, anyways?

Remember the Patty Duke show? When Patty and her identical cousin Cathy would pull the old switcheroo, and Patty, who was very goody-goody would be replaced with Cathy, who was a bit more wild?

Well, it’s the same concept. Only much more insidious.

You’re sitting at your favourite wi-fi hotspot cafe, sipping and surfing. Your computer finds the wifi hotspot for you, and brings up the log-in page. It may be a T-Mobile page, if you are sitting at a Starbucks or Borders, or it may be some other page, and you log in. Or there may be no log-in page at all - your computer may just connect to the “hotspot”, if that’s how that cafe is set up. Only, the “hotspot” to which you have connected isn’t actually the cafe’s wi-fi hotspot at all. It’s some hacker who is in the area…

Wifi Hotspot Evil Twins Mimic Wi-fi Hotspots and Steal Your Data, Continued]