Facebookhas admitted in a letter sent to two US senators thatYou can track the location of all your usersalthough thesehave not activated the geolocation function.
"When location services are turned off, Facebook can know the geolocation of peopleusing information you share through your Facebook activities or IP addressesand other network connections that use ", affirms in the letter, dated December 12, the head of the Facebook Security Office,Rob sherman.
The letter, sent to the Democratic senatorChris Coonsand the republicanJosh Hawley, was published Tuesday by a journalist from the American newspaper 'The Hill' through his Twitter account.
In the letter,The company explains the different ways in which it can access the location of its userss although they have the geolocation function disabled, among others by the location they include in their photos and their IP addresses.
Sherman has detailed that Facebook uses this type of information to notify users when someone has accessed their account from another location, as well as to stop the spread of false information.
The company has also explained thatuse this data for ads. "By necessity, virtually all Facebook ads are based on location," Sherman emphasizes in his letter. "Otherwise, people from Washington D.C. would receive announcements of services or events in London, and vice versa," he adds.
For his part, the Republican senatorJosh HawleyHe said that despite users deactivating geolocation services, Facebook "uses your location to make money."
"No choice.There is no control over your personal information"Hawley stressed in his Twitter account." That's why Congress must take action, "he added.