Facebook's parent firm Meta has quietly rolled out a new service that lets people check whether the firm holds their contact information, such as their phone number or email address, and delete and ...

The app and its brethren harvest data about non-users through their friends' contact lists. Here's how to extract and eliminate yours. Reading time 2 minutes When you sign up for Facebook, Instagram, ...

Phone numbers on Facebook are not as private as many think, according to Naked Security, a Sophos site. A hole in Facebook's security allows people to type a phone number into the search box to ...