Facebook could have your phone number and email address—even if you never handed them over to the social network. Everyone knows that Facebook collects vast amounts of data. But what many people might ...

You may recently have gotten worried that Facebook has your phone number, even though you don't remember giving it to the social network. At the same time, you may have also realized the social ...

If you have an old phone number linked to your Facebook account, delete it. Anyone who comes into possession of that number can log into your account sans password, and you won't get so much as a ...

If you use Facebook, your phone number may not be as private as you think. A way in which Facebook privacy can be abused has come to light that will shock many users, but that the social network ...

Since about September, Facebook has offered its advertisers a powerful new way to track its users as they surf the Web: It's called "phone number retargeting." (The move comes separately to Facebook's ...

Facebook allows you to list several types of contact information on your profile page, such as your address, email and and instant-messenger screen name. You also have the option of including your ...

Users are complaining that the phone number Facebook hassled them to use to secure their account with two-factor authentication has also been associated with their user profile — which anyone can use ...