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Student MAC ID

MAC ID is a unique, common identifier enabling single sign-on for a number of McMaster systems and applications. Your MAC ID is not your student number.


Refer to your acknowledgment email for instructions on how to activate your MAC ID and check the status of an application in the Applicants' portal (


Log on to Mosiac to perform tasks, such as:

  • Enroll directly into specific classes to build your own weekly schedule
  • View complete grade and course history
  • Make transcript requests online
  • Enable Your MAC ID Services
  • Access the Mosaic Student Center which provides access to academic, personal and financial information.

Instructions for enabling MAC ID services are available in Mosaic.

Service Bulletins

Citrix Receiver Client Update

UTS asks Citrix users to upgrade Citrix Receiver Client to the most current version by February 28, 2017. See UTS Citrix website for installation and removal information.

Mosaic Upgraded Interface

Service Desk

Client Self Service:
Hours: Monday - Friday
8:30 am - 4:30 pm
Phone: 905-525-9140 x24357 (2HELP)
Location: Main Campus BSB Rm. 245
Service Catalogue:

Great Idea Site

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