security experts found a disturbing vulnerability in the batteries of modern smartphones, like how much battery you have left could open hackers to intrude on your privacy. The request came from a group of researchers who have found that it is possible to follow someone with nothing but their remaining battery power. The problem lies in the HTML5 code, a feature that is used by Web sites to determine the lifetime of the battery of the user's device, which can then be used to determine the location of the user . As Smartphone may expose the privacy of users, experts warn it could lead to greater implications.
When a website analysis using the battery of a user, it is supposed to simply disable other features that could drain the battery more, so its initial application is that of useful. Its potential use disaster may be more damage if, as the data the site collects is surprisingly much more detailed than expected. Not only did she see the battery life and duration of the current device, but also the time remaining before the unloading of the battery, and the remaining percentage. With these two figures of the user's position can be tracked.
Another consequence is that if a user browses online via a VPN or private browsing, location and identity are usually hidden or not found, but with this little problem, it could be possible to effectively restore cookies on the user's browser or reveal their identity. There are no other words developers or companies with respect to a possible solution, but that will surely be patched soon.
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