NuFW is an authenticating gateway, which means that connections are
authenticated before being forwarded through the gateway. Classical packet
filtering systems disregard the identity of the user who may be attempting
to access the network, instead caring only about the originating IP addresses.
Nuauth lays on a user database, and an ACL system (which can reside in an LDAP
directory, etc. Nuauth receives requests from nufw, and auth packets from
users' clients, and sends decision to the nufw daemon.
This package contains the main daemon.