Re: Probes on Port 135 and 445 continue

From: Barry Margolin (barmar_at_alum.mit.edu)
Date: 10/13/04 

Date: Wed, 13 Oct 2004 00:24:24 -0400

In article <MPG.1bd5eb7cf0bb7d03989848@news-server.columbus.rr.com>,
 Leythos <void@nowhere.org> wrote:

> In article <ckgvdm$24j$1@news.mdx.ac.uk>, david20@alpha2.mdx.ac.uk
> says...
> > "
> > NAT is NOT a security solution.
> > Firewalls are security solutions.
> > "
>
> I express this same thing when I hear people stating they own a firewall
> when all they own is a NAT device.

What devices are you talking about? Most home broadband routers include
basic firewall functionality. No, it's not as powerful or configurable
a firewall as a PIX, SGS, or Checkpoint, but neither is it just a packet
filter or NAT. 

-- 
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
*** PLEASE post questions in newsgroups, not directly to me ***

Relevant Pages

  • Re: A good router
    ... I have been using a Linksys BEFW11S4 wireless/wired 4 port switch router ... A recent email from WatchGuard that I got the other day about NAT ... NAT device is a firewall. ... This article debunks the myth that a NAT device ...
    (comp.security.firewalls)
  • Re: Probes on Port 135 and 445 continue
    ... > NAT is NOT a security solution. ... I express this same thing when I hear people stating they own a firewall ... when all they own is a NAT device. ...
    (comp.security.misc)
  • Re: Probes on Port 135 and 445 continue
    ... > NAT is NOT a security solution. ... I express this same thing when I hear people stating they own a firewall ... when all they own is a NAT device. ...
    (comp.security.unix)
  • Re: home network behind NAT and firewall ?
    ... >> real Firewall appliance with more than 20 systems at any given time. ... >> firewall provides for the ability to assign both public (not nat) and ... that would reset the router and allow remote control - it was noted ... >> LAN inside their network and it would never have to reach the ISP's ...
    (comp.security.firewalls)
  • Re: NAT vs. True Firewalls
    ... not just mean packet filter. ... A firewall can be made up of one or more ... components that can block or filter protocol traffic between two networks. ... So a NAT can be as much part of a firewall implementation as the ...
    (comp.security.firewalls)