Anyone who uses a smartphone somehow that you are followed aware. You may have witnessed that after you mention a product in any environment and then enter social media, you see advertisements about it. Mobile applications collect through your phone ‘personal data’ They identify you and customize your internet experience.
The method that Facebook, Instagram and WhatsApp use to follow iPhone users has emerged. According to security researcher Tommy Mysk, even if you revoke apps’ location access you cannot prevent your location from being detected. The reason for this is: in the smartphone accelerometer sensor.
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Facebook tracks your daily movements with accelerometer
In order to better understand the subject, first of all, it is necessary to understand the working logic of the accelerometer. Accelerometer monitors phone movements to follow on axis basis benefit. For example, when you use the phone horizontally, it is possible for applications to switch to landscape mode automatically, thanks to the accelerometer. The pedometer features in fitness applications also owe their work to this sensor.
By revoking an app’s location access permission, you can prevent your location from being tracked. However, the investigations revealed that Facebook is trying to analyze people using the accelerometer on the iPhone. The logic works like this:
Facebook matches the accelerometer data it collects from your phone with people you don’t even know about. It extracts your exact location by comparing similar data. Mysk explained how Facebook did this with the following example:
For example, when you get on the same bus with a passenger who shares his exact location with Facebook, Facebook easily understands that you are both in the same location. Because the vibration patterns will be the same as the bus stops and starts suddenly.
Mysk also shared information that would make users feel comfortable. iOS operating system, apps only when open in the foreground it said it allowed access to the accelerometer. However, Facebook has announced that it is not possible to revoke the accelerometer access of Instagram and WhatsApp. on the other hand iMessage, Telegram, Signal, TikTok and WeChat He also stated that their applications do not use this sensor.
If you are worried about your privacy, you have no choice but to uninstall Facebook and accompanying apps WhatsApp, Instagram. Otherwise, unfortunately, you will not be able to prevent your location information from falling into the hands of the other party.