Facebook supports secure browsing
Announcing Facebook provide safe browsing feature of the site beginning next Friday, the user can activate safe browsing by visiting the settings tab from here and after activating this feature will address Facebook b HTTPS note character S in the end this means secure browsing, and advises Facebook by activating this option when you use the site in public bodies such as libraries and airports but warned that safe browsing site is kind of slow and for some functions and applications in Facebook due to lack of support for safe browsing.
Additionally, Facebook will verify that the user owns his or her account when you log on from different locations for your account, Facebook will verify through a new set of photos to show your friends and then request the name of these friends are new and smart way to learn about the health account, the user is only able to recognize his friends who are with him in his account in Facebook.
Source
Thanks to Amar Abdul Rahman