To prevent this from happening in the first place, take the following steps:
Read this advice from Google: http://gmail-tips.blogspot.com/2012/01/how-not-to-get-hacked.html Purchase a good computer virus protection program, and use it according to instructions. Be sure you run a complete check of your computer. It can be difficult to rid a computer of a virus once it gets in. The virus might have infected your e-mail files at montclair.edu. Inform them. Change your password. Use a strong password. NEVER use it anywhere else. Gmail has a 2-step verification procedure, but I do not think this would prevent the problem, because these messages are not actually coming from your account. - Jed
