Please make certain to change your password for BCeSIS before any extended break. Your password must be 8-14 characters long, must contain a $ # or _ and must start with a letter.
Check the prompt at the end carefully, it should say that your password has been successfully changed.
Log out and log in again with your new password after you have changed it.
Here is a video on how to do this in Teacher Assistant.
Here is a video on how to do this on the admin side of BCeSIS