Here is the text of the message in question.
Your McMaster email account has been reported for numerous spams Activities from a foreign ip recently. As a result you may not be able to receive or send new mail.
However, you might not be the one promoting this Spam,as your email account might have been compromised. To protect your account from sending spam mails, You are to confirm your true ownership of this account by following this link below, fill the form and login again.
Failure to do this will violate McMaster Community Policy and Procedures. This will render your account inactive.
NOTE!!: You will be sent a password reset message in next seven (7) working days after undergoing this process for Security reasons.
University Technology Services
Phone: 905-525-9140 x24357 (2HELP)
Location: Main Campus BSB Rm. 245