This became an issue when it was discovered the same year, that apps like Path were uploading iPhone user's address books without permission. As it turned out, big names like Instagram, Twitter, Facebook and Foursquare were guilty of the same thing that Path was doing. The latter was eventually fined $800,000 for taking customer's information without permission, and allowing children under 13 to subscribe to the app.
Now, Apple is trying to make iOS 8 users feel more comfortable by giving them the opportunity to revoke previously granted permission giving apps the right to use location data.
The iOS 8 update is available now to those registered as developers with Apple. We've also shown you how to download and install the software by taking advantage of a glitch. For those who wold rather wait for an official release of iOS 8, it should be released some time this fall (most likely in September).
In iOS 8, users are asked if they still want to grant permission so that specific apps can still use location data apps permission to use location data