OSEC

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From: Jason Dixon (jwdixon1yahoo.com)
Date: Wed Jan 16 2002 - 16:48:52 CST

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    >1> Unless you shell out bucks for the "professional" (commercial) version of
    >the firewall, you are limited to one external IP and port forwarding via that
    >IP. This severely limits one's ability to maintain multiple servers providing
    >the same service without putting standard services on non-standard ports
    >(i.e. having to tell people to go to http://someurl.com:86/)

    Yes, but you don't have to do that either. You could always use a free
    redirector service like that found at http://mydomain.com. They can point
    your hostname to any non-standard url/port combination.

    >2> Again, unless you but the commercial version you are not able to
    >administer policy for outbound traffic via the admin GUI, which should be a
    >concern for any administrator, regardless of trust in internal users (should
    >an attacker compromise an internal host, policies need to be in place to
    >prevent outbound attacks from your own network).

    Reverse proxy?

    >3> Although Snort is implemented on the GPL version, there are no
    >administrative facilities to add/modify/remove existing rules, nor are there
    >tools for customization of IDS policy (i.e. to prevent false positive port
    >scans from upstream DNS servers you have to manually modify the Snort config
    >files, which defeats the point of having a GUI-administered facility in the
    >first place).

    Again, I see no problem in implementing this internally, as long as your
    network can support it.

    >4> Smoothwall does not allow blocking traffic based on matches against Snort
    >rules. Thus, the box will not use signature matching to eliminate malicious
    >packets, as I think Mike intends to do.

    Agreed, no arguments there (yet).

    >5> See the folowing URL for a recent security review of the product and
    >independent user feedback on the attitudes of the development team:
    >
    >http://slashdot.org/article.pl?sid=02/01/09/2050237&mode=thread

    I'm not at all promoting the SmoothWall product. They have (IMHO) taken a
    promising product and limited it's usefullness through the licensing you've
    touched on. There are quite a few other projects that offer the same
    functionality as theirs, albeit with a bit more administrative
    know-how. Still, I'm disappointed that you'd dig up the muck just to
    further your points. If that was the determining factor in a product's
    usefulness, would you still use OpenBSD, given Theo's history?

    Anyhoo, you've made some good points. However, as you can see, there are
    yet further choices available to work around these shortcomings.

    -Jason


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