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Message-ID: <95a781710909221415k7d8e9af9y11a3de2368686547@mail.gmail.com>
Date: Tue, 22 Sep 2009 16:15:20 -0500
From: john s <rwnin.security@...il.com>
To: "G. D. Fuego" <gdfuego@...il.com>
Cc: "full-disclosure@...ts.grok.org.uk" <full-disclosure@...ts.grok.org.uk>
Subject: Re: Dumb question: Is Windows box behind a router
safe ?
On Tue, Sep 22, 2009 at 4:09 PM, G. D. Fuego <gdfuego@...il.com> wrote:
>
> On Sep 22, 2009, at 3:18 PM, john s <rwnin.security@...il.com> wrote:
>
>> On Tue, Sep 22, 2009 at 2:01 PM, G. D. Fuego <gdfuego@...il.com> wrote:
>>>
>>> On Sep 22, 2009, at 2:29 PM, Steven Anders <anderstev@...il.com> wrote:
>>>>
>>>> I have always thought that having a computer behind the router
>>>> (since router has firewall) is generally safe, but I would love to
>>>> hear insights or thoughts.
>>>
>>> Nope. A firewall should protect you against inbound connection
>>> attempts only.
>>>
>>
>> A well configured firewall segregates and monitors ingress and egress
>> traffic on a network segment. Controlling outbound connectivity
>> doesn't stop internal host app-level exploitation, but it can mitigate
>> post-exploit damages and can also possibly provide an alert to the
>> compromise...
>
> How many home users do you know with egress filtering enabled?
>
Is this a security mailing list? ;)
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