Declan McCullagh reports:
If you have Wi-Fi turned on, the previous whereabouts of your computer or mobile device may be visible on the Web for anyone to see.
Google publishes the estimated location of millions of iPhones, laptops, and other devices with Wi-Fi connections, a practice that represents the latest twist in a series of revelations this year about wireless devices and privacy, CNET has learned.
Android phones with location services enabled regularly beam the unique hardware IDs of nearby Wi-Fi devices back to Google, a similar practice followed by Microsoft, Apple, and Skyhook Wireless as part of each company’s effort to map the street addresses of access points and routers around the globe.
Read more on cnet.