nanog mailing list archives

Re: Is NAT can provide some kind of protection?


From: Justin Scott <leviathan () darktech org>
Date: Thu, 13 Jan 2011 00:02:36 -0500

Unfortunately there are some sets of requirements which require this
type of configuration.  The PCI-DSS comes to mind for those who deal
with credit card transactions.

-Justin

On Wednesday, January 12, 2011, Dobbins, Roland <rdobbins () arbor net> wrote:

On Mar 21, 2007, at 5:41 AM, Tarig Ahmed wrote:

Security guy told me is not correct to assign public ip to a server, it should have private ip for security reasons.

He's wrong.

Is it true that NAT can provide more security?


No, it makes things worse from an availability perspective.  Servers should never be NATted or placed behind a 
stateful firewall.

-----------------------------------------------------------------------
Roland Dobbins <rdobbins () arbor net> // <http://www.arbornetworks.com>

             Sell your computer and buy a guitar.







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