freeradius
High-performance and highly configurable RADIUS server
Platforms: Linux · Last verified September 6, 2026
FreeRADIUS is a high-performance RADIUS server with support for:
Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.
Getting started
Install on Kali Linux with `sudo apt install freeradius`. See the official Kali tool page and upstream homepage linked above for full usage and configuration details.