Who can use it?
Students, alumni, applicants, faculty members, staff, POIs and retirees.
How much does it cost?
This service is free.
How to get it
Users automatically receive a MacID when their relationship to the university has been identified.
Activating your MacID
- Your MacID can be activated at https://maciam.mcmaster.ca
- Click on Need help with your MacID (above the LOGIN button)
- Select the option “I Want to Activate My MacID” and follow the prompts
MacID is used to authenticate services, such as:
- Microsoft 365
- Virtual Private Network (VPN)
- Avenue to Learn
- Student Print Services
Frequently Asked Questions
If you have any issues or questions regarding your MacID, visit our Need Help? – Contact Us page for assistance. Live chat, located in the bottom right-hand corner, is the quickest and easiest way to receive assistance.
An external email is mandatory for activation. When you activate your MacID, a temporary password will be sent to your external email account.
Individuals who are not McMaster employees but require access to Mosaic as part of their job function are considered to be Persons of Interest. The Person of Interest designation grants a MacID and an email account on the McMaster server. To request a POI account, supervisors are to submit the online form by logging into https://servicedesk.mcmaster.ca selecting Accounts and Access then POI Request form. A personal ID number and barcode will be provided to activate your account. You may activate your MacID immediately.
Employees have the ability to request Guest MacID accounts for Wi-Fi access as needed.
If you are a guest, please make arrangements with your McMaster contact for a guest account.
To request a Guest Account, see the instructions here: Request Guest Wi-Fi access
Note: additional authorization may be required for some system access