[EXTERNAL] FreeRADIUS with custom multi-factor authentication

[Brian Julin]

Clint Lord <clint at voodoocube.com> wrote:

> We are evaluating FreeRADIUS as a possible solution but we have a very specific authentication workflow and aren’t sure if FreeRADIUS will fit our needs.  We’ve searched the
> documentation for insights into how we might accomplish our goals, but haven’t seen anything that quite matches up.
> 
> Here is our workflow:
>
> 1. The user enters their username and password.

...on what?

What you are trying to authenticate to matters a lot as to which solutions
are viable.  Is this for a VPN, if so, what technology suite?  To a Wifi Supplicant?
Just to a web service?  Something else?