At 09:16 AM 2/27/2004, Motonori Shindo wrote:
Hi,

I have one question regarding authentication method qpopper
provides. I would like to allow both APOP and POP over SSL to be used
for a particular user but this doesn't look possible with qpopper
4.0.5. I know that it is quite possible to allow APOP for one user and
POP over SSL for another, but it seems like I can't do this for the
"same" user. If APOP is enabled for him/her (i.e. an entry exists in
pop.auth), qpopper always mandates authenticating him/her via APOP
even if clear-text-password parameter is set to 'tls'. The only way I
found to achieve my goal was to set clear-text-password parameter to
'always' for pop3s (995/tcp) (I am using alternate-port
mode). However, this in turn introduces security breach. I think most
users won't connect to the server using 995/tcp without SSL, but
there's no such guarantee. If I'm missing something, please
advise. Thanks.

When popper is set to alternate port mode, it will not accept commands in clear text. Anything you send to port 995 will be expected to be encased in TLS. No security hole.




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