Eduroam technology is based on 802.1X standard and a hierarchy of RADIUS proxy servers.

The role of the RADIUS hierarchy is to forward the users’ credentials to the users’ home institution, where they can be verified and validated.

When a user requests authentication, the user’s realm determines where the request is routed to. The realm is the suffix of the user-name, delimited with ‘@’, and is derived from the organisation’s DNS domain name.

EduRoam (