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<TITLE>RE: [QCLUG] QCLUG</TITLE>
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<P><FONT SIZE=2>Anti-virus is an industry wide cash cow. My =
company's product is a very easy sell because we can save schools =
thousands of dollars on anti-virus alone.<BR>
<BR>
David<BR>
<BR>
<BR>
-----Original Message-----<BR>
From: qclug-bounces@qclug.org on behalf of DMichael Burns<BR>
Sent: Mon 9/29/2008 9:40 PM<BR>
To: qclug@qclug.org<BR>
Subject: Re: [QCLUG] QCLUG<BR>
<BR>
I really like what I read about your product, and welcome to the =
group.<BR>
<BR>
Now, for a little sarcasm on my part -<BR>
<BR>
<BR>
> a person needs Microsoft's specialized dev kit for interfacing with =
the<BR>
> hard drive device layer...This dev kit is only offered under terms =
that are<BR>
> very hostile to anybody releasing a GPL real time anti-virus =
engine. I<BR>
> don't think anybody with the wherewithal to write such an engine =
has had the<BR>
> guts to test Microsoft in court.<BR>
><BR>
<BR>
That is how Microsoft follows through on their promise to be more =
accepting<BR>
of the Open Source Community.<BR>
<BR>
:)<BR>
<BR>
Zonie<BR>
<BR>
On Mon, Sep 29, 2008 at 10:02 AM, David Hinkle =
<hinkle@cipafilter.com>wrote:<BR>
<BR>
> Unfortunately what actually prevents a real time anti-virus =
engine for<BR>
> windows from being released to the wild under the GPL is that fact =
that in<BR>
> order to write such an engine, a person needs Microsoft's =
specialized dev<BR>
> kit for interfacing with the hard drive device layer. Such =
device drivers<BR>
> are called file system filters or minifilters. This dev kit =
is only offered<BR>
> under terms that are very hostile to anybody releasing a GPL real =
time<BR>
> anti-virus engine. I don't think anybody with the wherewithal =
to write such<BR>
> an engine has had the guts to test Microsoft in court.<BR>
><BR>
> What we did, was to write a standalone application called a =
"minifilter"<BR>
> that is loaded like a device driver. Another standalone =
application that is<BR>
> a tray client and user interface. Then I ported the =
clamav engine to<BR>
> windows and turned it into a service that accepts requests to scan =
over a<BR>
> named pipe. The source code for the clamav port is available, =
of course,<BR>
> but the other two applications are proprietary. I am =
actually going to<BR>
> propose to my company that we open source this project, but the =
decision is<BR>
> not mine alone.<BR>
><BR>
> Before we wrote this, we actually tried working with clamwin =
project<BR>
> instead. I offered to work with them on the port and they =
accepted my offer<BR>
> but then they just strung me along for months without giving me =
access to<BR>
> their repositories. We couldn't afford to wait for them so we =
had to<BR>
> develop our own, which was a very expensive and time consuming =
project, as<BR>
> you may imagine.<BR>
><BR>
> David<BR>
><BR>
><BR>
> -----Original Message-----<BR>
> From: qclug-bounces@qclug.org on behalf of Aaron Johnson<BR>
> Sent: Mon 9/29/2008 7:59 AM<BR>
> To: qclug@qclug.org<BR>
> Subject: RE: [QCLUG] QCLUG<BR>
><BR>
> I noticed that your appliance (CIPAFilter) uses a real-time =
antivirus<BR>
> client<BR>
> based on the open source ClamAV engine.<BR>
><BR>
> Does DerbyTech contribute to the ClamWin project at all? I know one =
thing<BR>
> that ClamWin has been talking about for a LONG time is developing =
an<BR>
> on-access real-time scanning function...<BR>
><BR>
> -----Original Message-----<BR>
> From: qclug-bounces@qclug.org [<A =
HREF="mailto:qclug-bounces@qclug.org">mailto:qclug-bounces@qclug.org</A=
><qclug-bounces@qclug.org>]<BR>
> On Behalf Of<BR>
> David Hinkle<BR>
> Sent: Monday, September 29, 2008 12:46 AM<BR>
> To: qclug@qclug.org<BR>
> Subject: RE: [QCLUG] QCLUG<BR>
><BR>
> CIPAFilter uses a lot of open source for our basic functionality, =
such as<BR>
> firewall, routing, NAT, etc... We use Ubunto Linux for the =
OS. We do use<BR>
> ClamAv, but not freeswan or squid. (We did use freeswan in the =
past).<BR>
><BR>
> However, our core features (such as the proxy, reporting, =
greylisting), are<BR>
> implemented with proprietary non-gpl software we developed. =
We also use<BR>
> spamassassin and sendmail in conjunction with a proprietary milter =
we<BR>
> developed for our mail features and to implement some extensions to =
SPF,<BR>
> greylisting and some additional header analysis.<BR>
><BR>
> There's no download link, but of course our customers can request =
any GPL<BR>
> software from us that we distribute with our product. In some =
cases third<BR>
> parties can also make requests from us, but you need to be in =
possession of<BR>
> the binaries and request a specific software package used in the =
product by<BR>
> name. (See GPLv3 6-b).<BR>
><BR>
> We're very careful about licensing, none of our proprietary =
software is<BR>
> linked with GPL binaries or libraries, and as a company we focus on =
the<BR>
> development of our proprietary software. Linux is a platform =
for us, not<BR>
> an<BR>
> end to itself. It does, however, make an excellent =
platform.<BR>
><BR>
> But all that being said, we also believe in being in compliance =
with the<BR>
> spirit of the GPL. For example, if someone wants the source =
for a GPL<BR>
> package I've actually modified I'll be happy to provide it via =
email at no<BR>
> charge, and I don't much care if they're a customer or =
not. But you'd<BR>
> have<BR>
> to tell me what package you want the source for.<BR>
><BR>
> David<BR>
><BR>
><BR>
> -----Original Message-----<BR>
> From: qclug-bounces@qclug.org on behalf of Dave Bergert<BR>
> Sent: Sun 9/28/2008 10:41 PM<BR>
> To: qclug@qclug.org<BR>
> Subject: Re: [QCLUG] QCLUG<BR>
><BR>
> Welcome, the list have been quite of late.<BR>
><BR>
> I was looking at CIPAFiler .. It appears that CIPAFilter uses =
some<BR>
> GPL'ed open source projects, e..g FreeSwan, ClamAV, squid. -- =
do you<BR>
> have a link to download the source of CIPAFilter ? I'm =
interested in<BR>
> learning more about it.<BR>
><BR>
> Regards.<BR>
><BR>
><BR>
> On Sep 28, 2008, at 9:23 PM, David Hinkle wrote:<BR>
><BR>
> ><BR>
> > Active? Alive? What's your status. I'm David =
Hinkle, Sr.<BR>
> > Programmer for CIPAFilter. CIPAFilter is a Quad Cities =
company that<BR>
> > specializes in products using embedded linux. I'm =
interested in<BR>
> > becoming involved with the LUG.<BR>
> ><BR>
> > David<BR>
> ><BR>
><BR>
><BR>
><BR>
><BR>
> No virus found in this incoming message.<BR>
> Checked by AVG - <A =
HREF="http://www.avg.com">http://www.avg.com</A><BR>
> Version: 8.0.169 / Virus Database: 270.7.4/1695 - Release Date: =
9/27/2008<BR>
> 1:11 PM<BR>
><BR>
> _______________________________________________<BR>
> QCLUG mailing list<BR>
> QCLUG@qclug.org<BR>
> <A =
HREF="http://qclug.org/mailman/listinfo/qclug">http://qclug.org/mailman=
/listinfo/qclug</A><BR>
><BR>
><BR>
<BR>
<BR>
--<BR>
"Men and women belong to different species and communications =
between them<BR>
is still in its infancy."<BR>
--Bill Cosby, American Comedian<BR>
<BR>
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