When you walk into a brick and mortar retail store like a Nordstrom, Cabela, or even Family Dollar, you're being tracked around the store. Not by an over-suspicious security guard, but by the store's wireless network, using your phone's Wi-Fi. The store then uses your phone to track you around the store, determine if you're a repeat visitor, see what departments you visit, and more. Here's how they do it, and how to stop them.
Read more...
     |