Customer’s have mentioned receiving the following e-mail.

This is SPAM and should be deleted. Do not click on any links within this e-mail or you will receive a virus.

Dear Account User,
This message is from the Office of the Information Technology Services (ITS) to all Outlook\webmail account owners. Due to the incessant rate of Spam we are currently performing maintenance and up-grading all Outlook\webmail accounts as well as the email Servers for your convenience. All email services will be interrupted during this period, To prevent your account from closing during this exercise you will have to update it below to know it’s status as a currently used account with a hard spam protector.
Has commence on April 28 to end April 30th 2018 beginning at 9:00 p.m. until approximately 12:00 midnight to enable us increase the storage size of your Outlook\webmail account. Be informed also that we will not hesitate to delete your email account if not functioning to create more space for new users.
Confirm Your email account Details by clicking on upgrade.
NOTE: This information will help us also upgraded your account to our new F-Secure 2013-2014 version HTK4S anti-virus/anti-spam and password will be keys encrypted with 1024-bit RS for password security. Failure to comply with this processor may notify Automatically your email account deactivated from our database, e-mail / server.
After upgrading, a password reset link will be sent to your email for new password. Please understand that this is a security measure intended to help protect your email Account.
Contact the IT Help Desk
E-mail: webinfohelpdesk@mail2webmaster.com
Self-service: Submit an online request
Knowledge base: IT help documentation