Don't do this from school, but users now have the option of accessing the facebook site via HTTPS. The option can be turned on in the advanced security features in the Account Security section of the Facebook Account Settings page. ????Just go to ???Account>Account settings> Account security??? and check ???Browse Facebook on a secure connection (https) whenever possible.???
This will secure your connection from people who may be eavesdropping on the network. ??Using plain old HTTP is how many users accounts have been hacked, your passwords are open to be viewed by someone who watching network traffic.