i got this and im not sure how legit it is but i checked mine and mine has been accessed twice in manchester via IE on the 10th feb and once by an unknown devide /location
ALERT:While on FB, look at your url address: if you see http: instead of https: then you don't have a secure session and you can be hacked. Go to Account/ account settings/ account security and click change. You...'ll also see what devices have been accessing your account! Copy and paste to your other friends to change their settings!