Summary

FreeRADIUS is a popular open-source implementation of the RADIUS (Remote Authentication Dial-In User Service) protocol. It is used for network authentication, authorization, and accounting (AAA). FreeRADIUS is highly scalable, flexible, and widely used in enterprise environments, ISPs, and educational institutions.

General

Important Locations and Info

Main directory: /usr/local/etc/raddb/

Config files: /usr/local/etc/raddb/mods-config/files

Dictionaries: /usr/share/freeradius

WPA2-Enterprise using 802.1x PEAP-MSCHAPv2 Authentication Server certificate uses SHA256 signature algorithm

inner tunnel > outer tunnel > policy