Facebook has admitted that the phone numbers that its users provide for security purposes are being used to target them with ads, the media reported.
Facebook has acknowledged that the phone numbers available for security purposes by their users are being used to target ads, the media said.
A Facebook spokesperson had quoted Techcrunch on Thursday, "We provide the information given by the people to provide a better, more personalized experience on Facebook."
The social network typically uses a phone number that the user provides for two-factor authentication (2 FAs) - a security technique that provides a second layer of authentication to help keep the accounts secure.
"We are clear about how we use collected information, which includes contact information that people upload or add to their account. The Facebook spokesman said, you can manage the uploaded contact information at any time And can be removed.
After confirming the research work done by academics in two US universities, Facebook confirmed the use of the users' phone numbers, who found that the social network uses pieces of personal information, Did not provide the way to target with ads
Gizmodo's report states that in addition to providing contact information to Facebook, it is also using the contact information assigned to those security objectives and contact information, which they did not give at all, but it did not Be collected from other people's contact books.
Study conclusions show that Facebook uses "shadow contact information" to make money
