Firefox disables loophole that allows sites to track users via battery status
by Alex Hern from Technology | The Guardian on (#201JD)
Search company cuts access to feature, called battery status API, which allows websites to request information about the capacity of a visitor's device
Mozilla Firefox is dropping a feature that lets websites see how much battery life a visitor has left, following research showing that it could be used to track browsers.
The feature, called the battery status API, allows websites to request information about the capacity of a visitor's device, such as whether or not it's plugged in and charging, how long it will last until it is empty, and the percentage of charge remaining.
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