The Australian Government is responsible for all visas issued to international students in Australia. To find information about visas, please visit the Department of Home Affairs (DHA) website.

Student visa (subclass 500) allows you to stay in Australia to study full-time in a recognised education institution.
Visitor visa (subclass 600) allows you to visit Australia for tourism and study up to 3 months.

Other useful links:
Health insurance for students
Living Costs in Australia
Welfare Arrangements for Students under 18
Entering Australia