Re: Need firewall protection, -- PCTECH

I have Zone Alarm setup so I have to approve all outbound. Often
MS Word 2003 or Excel , when first opening, tries to phone home
(access internet). Is it infected or is MS just tracking me?
jim

----- Original Message ----- 
From: "Jones, John (US)" <John.Jones@xxxxxxxxxxxxxxxxxxxxxxx>
To: "PC Technical Discussion for iSeries Users" <pctech@xxxxxxxxxxxx>
Sent: Thursday, July 29, 2004 9:28 AM
Subject: RE: [PCTECH] Need firewall protection,


> I would add that my software FW also detects when an application's EXE
> file has changed and forces me to re-authorize it for 'net access.  This
> is a nice additional security measure as if a virus did infect my
> machine and compromized my browser's executable (for instance), I would
> be notified.
>
> John A. Jones
> Americas Security Officer
> Jones Lang LaSalle, Inc.
> V: +1-630-455-2787 F: +1-312-601-1782
> John.Jones@xxxxxxxxxxxxxxxxxxxxxxx
>
> -----Original Message-----
> From: Adam Lang [mailto:aalang@xxxxxxxxxxxxxxxxxxxx]
> Sent: Thursday, July 29, 2004 8:23 AM
> To: PC Technical Discussion for iSeries Users
> Subject: Re: [PCTECH] Need firewall protection,
>
> <routing snip>
>
> What hardware based firewalsl do, by default, let all traffic leave your
> network, but onlylet traffic it that was originally initiated by an
> internal computer.  Now, you can configure them to block outgoing
> traffic and let in some external traffic (like if you want to run a web
> server).
>
> The advantage to a software firewall is that it can block based on
> application, not port.  Like if you have a two programs that use port
> 23456.
> The software firewall will typically say "programx.exe wants to go
> outside on port 23456, allow?" you then say yes.  Then if it says the
> same for programB and you don't want it to, you can say no.  If it is a
> program you don't expect, then you can go even further and try to find
> it and remove it.
>
> The problem with software firewalls is they themselves can be cracked
> and subverted easier than hardware based.  All, they tend to impact
> system performance.
>
>
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