Postfix anti-antivirus (was Re: [linux-elitists] procmail recipe for mydoom?)

Karsten M. Self
Mon Feb 16 16:04:52 PST 2004

on Mon, Feb 16, 2004 at 12:01:57PM +1100, Martin Pool ( wrote:
> On 10 Feb 2004, "Karsten M. Self" <> wrote:
> >   - If the header data was forged, you've just shoved the problem one
> >     hop upstream.  Closer to the source.
> > 
> >   - If that hop is in fact the _origin_ (direct transmission from
> >     infected host), you've Done The Right Thing, and that host sucks
> >     back its spew.
> > 
> >   - If that hop is a smarthost, and it's handling delivery at receipt,
> >     it turns around and tells the originating SMTP server "no go".
> >     Which is Doing The Right Thing. 
> None of these have any effect in practice.  It might be emotionally
> satisfying to have rejected the nasty virus, but it does nothing but
> cause damage to third parties.  Absolutely nothing.  I doubt if an
> SMTP reject has ever caused even one machine to be disinfected.  Do
> you know of one?



Karsten M. Self <>
 What Part of "Gestalt" don't you understand?
  Kid, this ain't your night; we're going for the price on Wilson.
  - M. Brando
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 189 bytes
Desc: Digital signature
Url : 

More information about the linux-elitists mailing list