Great Circle Associates Firewalls
(February 1997)
 

Indexed By Date: [Previous] [Next] Indexed By Thread: [Previous] [Next]

Subject: Re: virus checking
From: Pavel Galynin <pgalynin @ chipnet . cz>
Date: Fri, 28 Feb 1997 06:09:56 +0100
To: Ron DuFresne <dufresne @ parka . winternet . com>
Cc: crumrig @ us-state . gov, Todd Graham Lewis <lists @ reflections . mindspring . com>, Lance and Christine <lance @ pfi . com>, firewalls @ GreatCircle . COM
References: <Pine . GSO . 3 . 95q . 970228113517 . 27210B-100000 @ parka . winternet . com>

Polymorphics can do a lot of damage. I know of a russian virus that 
really f @
 cked up motherboards ( it was rather lame.. ) before it did 
anything else. If you got such a thing on any machine..
The problem with them is that they are hard to detect, and if a new 
Internet worm was polymorphic, I dare not think of consequences..
						Paul


Ron DuFresne wrote:
> 
> On Fri, 28 Feb 1997, Pavel Galynin wrote:
> 
> > crumrig @
 us-state .
 gov wrote:
> > >
> > >
> > >  the desktop as well, as this is w
> > > here a lot of these things start out life.  Besides, I think cleaning up a virus at the wall as something comes in is a ton easier 
than having
> > to clean up 4 thousand machines, don't you?  I guess what I would like
> > to say is that a case can be made for both.
> >
> > If you show me aproduct that would do heuristic scanning ( the only way
> > to catch polymorphics ) without considerable overhead, I'll kiss your
> > butt. :))
> 
> Paul, still the thing about most of these 'polymorphs' you talk about,
> unless they are bootsector infectors, aren't a problem once you get to a
> unix or unix clone or even ntfs.  It's just something you dos/win folks
> have to worry about.  Granted, many desktops are still in that dos/win
> <non-nt> game, but, desktops are moving over, and rapidly.
> 
> Thing is, unless virus protection goe into the bios or CMOS, boot sector
> infectors are the major issue to be concerned with at this time.  Unless
> one is totally unprotected...
> 
> Later,
> 
> Ron DuFresne
> 
> >
> > >
> > > ---------------Original Message---------------
> > > On Thu, 27 Feb 1997, Pavel Galynin wrote:
> > >
> > > > --------------------------- cut ----------------------------------------
> > > > > > I don't think the virus filters come close to being worth the cost.
> > > > > >
> > > > >
> > > > > Every organization I have worked with found that the best way to handle
> > > > > the issue of viri is at the desktop workstation.
> > > > >
> > > > It is the most efficient way, efficience/cost ratiowise, but it is not
> > > > perfect and leaves HUGE scurity holes.
> > >
> > > Agreed it's not perfect, but is at this time the most viable solution
> > > available.  Sure, one can scan at the wall/gateway, but, that's more
> > > imperfect a solution at this point in time, not to mention the possible
> > > bottlenecking that can most likely ensue.  But as for this leaving "HUGE
> > > scurity holes", I'd certainly like to see you clarify that statement a tad
> > > <smile>...
> > >
> > > Later,
> > >
> > > Ron DuFresne
> > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> > > "Cutting the space budget really restores my faith in humanity.  It
> > > eliminates dreams, goals, and ideals and lets us get straight to the
> > > business of hate, debauchery, and self-annihilation." -- Johnny Hart
> > >         ***testing, only testing, and damn good at it too!***
> > >
> > > OK, so you're a Ph.D.  Just don't touch anything.
> > >
> > > ----------End of Original Message----------
> >
> 
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> "Cutting the space budget really restores my faith in humanity.  It
> eliminates dreams, goals, and ideals and lets us get straight to the
> business of hate, debauchery, and self-annihilation." -- Johnny Hart
>         ***testing, only testing, and damn good at it too!***
> 
> OK, so you're a Ph.D.  Just don't touch anything.


References:
Indexed By Date Previous: Re: virus checking
From: harley @ icrf . icnet . uk
Next: Re: virus checking
From: Pavel Galynin <pgalynin @ chipnet . cz>
Indexed By Thread Previous: Re: virus checking
From: Ron DuFresne <dufresne @ parka . winternet . com>
Next: Re: virus checking
From: harley @ icrf . icnet . uk

Google
 
Search Internet Search www.greatcircle.com