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Re: [FW-1] Protecting pop3



We did the following:

- configure http authentication on the firewall.
- allow rule to access apache server in the DMZ (server is not accessable
until  fw http authentication)
- apache server is actually a *reverse proxy* server, proxying requests from
webmail server located within internal network

You may be able to skip the reverse proxy server if your set up a seperate
OWA server in the DMZ  and lock in which ports communicate to your main
exchange server.  Since the above solution is *not* encrypted, you should
consider running SSL on the OWA server.  (We are looking into stunnel
ouselves)


----- Original Message -----
From: "Horst Dahlhaus" <[email protected]>
To: <[email protected]>
Sent: Tuesday, February 18, 2003 7:30 AM
Subject: Re: [FW-1] Protecting pop3


> Hi,
>
> forget it.
> You have no security and a open System in your DMZ.
> The best way is to work with VPN.
>
> Horst
>
> > Thanks for your input. What if I install an outlook web access on my
> > DMZ .
> >
> > -----Original Message-----
> > From: Reinhard Stich [mailto:[email protected]]
> > Sent: Tuesday, February 18, 2003 10:43 AM
> > To: [email protected]
> > Subject: Re: [FW-1] Protecting pop3
> >
> > At 08:44 18.02.2003 +0400, you wrote:
> >
> > >Hi friends,
> > >
> > >I am using Checkpoint Firewall 4.1 with Nokia IP 440 and using exchange
> > >5.5 as my mail system. Currently I am not enabling POP3 from out Side
> > >Company. But now I am planning to enable POP3 from out side as well. I
am
> > >looking for some suggestion to do it as secure as possible. Any help
will
> > >be appreciated.
> >
> > hi,
> >
> > I wouldn't allow pop3 from outside to you mailserver. use VPN to access
> > your email in a secure way.
> >
> > if you need pop3-access to some emails configure a forward to your ISP's
> > mailbox and pop emails there.
> >
> > cheers
> > reinhard
> >
> > --
> > Reinhard Stich,   ASSIST    [email protected]
> > Internet Security AG, 1190 Wien, Nussdorfer Laende 29-33
> > Tel: +43 1 370 94 40  RS784-RIPE Fax: +43 1 370 94 40-10
> >
> > =================================================
> > To set vacation, Out Of Office, or away messages,
> > send an email to [email protected]
> > in the BODY of the email add:
> > set fw-1-mailinglist nomail
> > =================================================
> > To unsubscribe from this mailing list,
> > please see the instructions at
> > http://www.checkpoint.com/services/mailing.html
> > =================================================
> > If you have any questions on how to change your
> > subscription options, email
> > [email protected]
> > =================================================
> >
> > =================================================
> > To set vacation, Out Of Office, or away messages,
> > send an email to [email protected]
> > in the BODY of the email add:
> > set fw-1-mailinglist nomail
> > =================================================
> > To unsubscribe from this mailing list,
> > please see the instructions at
> > http://www.checkpoint.com/services/mailing.html
> > =================================================
> > If you have any questions on how to change your
> > subscription options, email
> > [email protected]
> > =================================================
>
>
> --
> Open WebMail Project (http://openwebmail.org)
>
> =================================================
> To set vacation, Out Of Office, or away messages,
> send an email to [email protected]
> in the BODY of the email add:
> set fw-1-mailinglist nomail
> =================================================
> To unsubscribe from this mailing list,
> please see the instructions at
> http://www.checkpoint.com/services/mailing.html
> =================================================
> If you have any questions on how to change your
> subscription options, email
> [email protected]
> =================================================

=================================================
To set vacation, Out Of Office, or away messages,
send an email to [email protected]
in the BODY of the email add:
set fw-1-mailinglist nomail
=================================================
To unsubscribe from this mailing list,
please see the instructions at
http://www.checkpoint.com/services/mailing.html
=================================================
If you have any questions on how to change your
subscription options, email
[email protected]
=================================================



 
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