Apple got caught with its hand in the cookie jar before when privacy experts protested the use of a universal device identifier or UDID.  Apple used this information to track the online preferences of iPhone and iPad users.  Device tracking is back with iOS 6, courtesy of a new tracking technology: IDFA, or identifier for advertisers.

If you want to turn off device tracking using the IDFA on your iOS6 device, do the following:

  1. Click on Settings.
  2. Click on General to access the General Settings.
  3. Click About
  4. Scroll down and click on Advertising.
  5. Set Limit Ad Tracking to “ON”.
  6. The is Default On.