There's https://en.wikipedia.org/wiki/Eduroam https://en.wikipedia.org/wiki/Eduroam which was founded for this use case and allows students to even roam between

There's https://en.wikipedia.org/wiki/Eduroam https://en.wikipedia.org/wiki/Eduroam which was founded for this use case and allows students to even roam between multiple universities. Maybe a starting point?