Nmap Announce mailing list archives

Re: legality of port-mapping


From: Rob Quinn <rquinn () sec sprint net>
Date: Mon, 1 Mar 1999 20:54:54 -0500

You can't know that "Unauthorized access to this system is restricted" 
until after you open a connection and get the banner.

 Ahhh... so where is it that I'm supposed to hang my ``NO TRESPASSING'' sign
so that you can see it?

If you stick a box on a public network (never forget it's a public 
network)

 I think most of my customers would say the `public' part of the network
stops right at the point where they start paying out the cash - the upstream
side of their circuit.

with ports available to anyone (no ACLs), you might as well be 
operating a store on Main St. USA with your front door propped open. 

 How often do you get to admin ACLs on the ``public'' side of your
circuit?

Sure, you can reserve the right to refuse anyone service, but it's not 
illegal for them to walk in.

 I'm still looking for the virtual fence-post or front door that I can
nail my NO TRESPASSING sign to.

  -- Rob Quinn


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