If you have a Facebook page (as opposed to Personal Profile):
You need to change a setting so you don’t get hacked:
While on FB, look at your URL address [the very top box on your screen]. If you see “http:” instead of “https:” then you DO NOT have a secure session & can be HACKED.
Go to Accounts – Account Settings – Security – click Change, Check box [secure browsing], click Save.
FaceBook has automatically set it on the Non-Secure Setting