Disclosed herein are example embodiments for behavioral fingerprinting via social networking interaction. For certain example embodiments, at least one indication of family relation for at least one authorized user may be obtained via at least one social networking interaction, and the at least one indication of family relation may be incorporated into at least one behavioral fingerprint that is associated with the at least one authorized user, the at least one behavioral fingerprint including one or more indicators of utilization of one or more user devices by the at least one authorized user.