In my case, a third-party application requires port TCP 100 open. I used a
conduit from the PIX allowing in/outbound traffic to that specific server IP
address where the application resides.

My question is, how can I make sure this TCP 100 port is going to be secure
as possible... I would like to know what kind of threats I would face with
that port TCP 100 open and how I could minimize those threats.



""Don Nguyen""  wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Its generally a good idea only to open ports that necesarry (eg. 80 for
> http, 21 for ftp, etc..).  Opening up unnecesarry ports and/or running
> unnecesarry services just opens your server up to security
vulnerabilities.
> In your case I don't really understand what you're trying to do.  For a
web
> server using SSL you only have to allow inbound traffic to port 443, you
> don't need port 80 open unless it also serves up unencrypted pages.  If
you
> want/need to use IPSEC you will need to allow inbound traffic on the UDP
> port 500 and allow IP protocols 50 and 51(not ports 50 and 51).
>
> HTH,
>
> Don Nguyen




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