Re: TOTP authentication with the TOTP module

Hi Alan

Thanks for your help.

It doesn't work yet. Now I get this output.

Ready to process requests
(0) Received Access-Request Id 17 from 192.168.65.161:59586 to
192.168.65.160:1812 length 71
(0)   NAS-Identifier = "vncserver"
(0)   User-Name = "bw"
(0)   User-Password = "961473"
(0)   Message-Authenticator = 0xe83db7a48eb5d19f6170f913a5eca38e
(0) # Executing section authorize from file
/etc/freeradius/3.0/sites-enabled/default
(0)   authorize {
(0)     update control {
(0)       Auth-Type := TOTP
(0)     } # update control = noop
(0)     policy filter_username {
(0)       if (&User-Name) {
(0)       if (&User-Name)  -> TRUE
(0)       if (&User-Name)  {
(0)         if (&User-Name =~ / /) {
(0)         if (&User-Name =~ / /)  -> FALSE
(0)         if (&User-Name =~ /@[^@]*@/ ) {
(0)         if (&User-Name =~ /@[^@]*@/ )  -> FALSE
(0)         if (&User-Name =~ /\.\./ ) {
(0)         if (&User-Name =~ /\.\./ )  -> FALSE
(0)         if ((&User-Name =~ /@/) && (&User-Name !~ /@(.+)\.(.+)$/))  {
(0)         if ((&User-Name =~ /@/) && (&User-Name !~ /@(.+)\.(.+)$/))   ->
FALSE
(0)         if (&User-Name =~ /\.$/)  {
(0)         if (&User-Name =~ /\.$/)   -> FALSE
(0)         if (&User-Name =~ /@\./)  {
(0)         if (&User-Name =~ /@\./)   -> FALSE
(0)       } # if (&User-Name)  = noop
(0)     } # policy filter_username = noop
(0)     [preprocess] = ok
(0)     [chap] = noop
(0)     [mschap] = noop
(0)     [digest] = noop
(0) suffix: Checking for suffix after "@"
(0) suffix: No '@' in User-Name = "bw", looking up realm NULL
(0) suffix: No such realm "NULL"
(0)     [suffix] = noop
(0) eap: No EAP-Message, not doing EAP
(0)     [eap] = noop
(0) files: users: Matched entry bw at line 1
(0)     [files] = ok
(0)     [expiration] = noop
(0)     [logintime] = noop
Not doing PAP as Auth-Type is already set.
(0)     [pap] = noop
(0)   } # authorize = ok
(0) Found Auth-Type = TOTP
(0) # Executing group from file /etc/freeradius/3.0/sites-enabled/default
(0)   Auth-Type TOTP {
(0)     [totp] = noop
(0)   } # Auth-Type TOTP = noop
(0) Failed to authenticate the user
(0) Using Post-Auth-Type Reject
(0) # Executing group from file /etc/freeradius/3.0/sites-enabled/default
(0)   Post-Auth-Type REJECT {
(0) attr_filter.access_reject: EXPAND %{User-Name}
(0) attr_filter.access_reject:    --> bw
(0) attr_filter.access_reject: Matched entry DEFAULT at line 11
(0)     [attr_filter.access_reject] = updated
(0)     [eap] = noop
(0)     policy remove_reply_message_if_eap {
(0)       if (&reply:EAP-Message && &reply:Reply-Message) {
(0)       if (&reply:EAP-Message && &reply:Reply-Message)  -> FALSE
(0)       else {
(0)         [noop] = noop
(0)       } # else = noop
(0)     } # policy remove_reply_message_if_eap = noop
(0)   } # Post-Auth-Type REJECT = updated
(0) Delaying response for 1.000000 seconds
Waking up in 0.3 seconds.
Waking up in 0.6 seconds.
(0) Sending delayed response
(0) Sent Access-Reject Id 17 from 192.168.65.160:1812 to
192.168.65.161:59586 length 20
Waking up in 3.9 seconds.
(0) Sending duplicate reply to client pc1 port 59586 - ID: 17
Waking up in 8.9 seconds.
(0) Cleaning up request packet ID 17 with timestamp +12 due to
cleanup_delay was reached

Am Do., 13. März 2025 um 10:20 Uhr schrieb Alan DeKok <
[email protected]>:

> On Mar 11, 2025, at 8:56 AM, IT DEB <[email protected]> wrote:
> > Thanks. Sorry im absolutely new to freeradius.
>
>   That's fine.
>
> > Now i changed in the config to
>
>   Why?
>
>   You can't make random changes to the configuration, and get them to do
> what you want.  The PAP module checks passwords, and not TOTP.  The PAP
> module sets "Auth-Type := PAP", and the default configuration has the PAP
> module running inside of "Auth-Type = PAP.
>
>   You don't want to change the PAP module to use TOTP.  You want to use
> TOTP *instead* of the PAP module.
>
>   If all users are being authenticated using TOTP, you can just edit the
> "authorize" section, and add:
>
>         update control {
>                 Auth-Type := TOTP
>         }
>
>   And then edit the "authentication" section, and add:
>
>         Auth-Type TOTP {
>                 totp
>         }
>
>   It should then work.
>
>   Alan DeKok.
>
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