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Employee MAC ID

MAC ID is a unique, common identifier enabling single sign-on for a number of McMaster systems and applications.

Each employee is assigned a MAC ID. New employeess are provided a new MAC ID at the time of hiring by Human Resources. (Please note: Your MAC ID is not your employee number)

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Service Bulletins

  • MAC ID Password Expiry

    Beginning in May 2016, MAC ID passwords at McMaster expire annually. Learn more at

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:

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