As the largest social network on the planet, Facebook is not a very
private place. From photos to names to more personal information like
phone numbers, addresses, and e-mail addresses in some cases, is all
available to everybody on the portal. While the aim is to make people
stay in touch, it has left some gaping privacy holes in the system.
Facebook offers a tool that allows such individuals to lock their
Facebook profiles. Locking a profile disables strangers from seeing
information about you, including the About page, photos, stories,...