Security Basics: Re: nmap scan results

[Alvin Oga <alvin.sec () Virtual Linux-Sec net>]

hi ya ju

On Fri, Mar 18, 2005 at 02:37:37PM -0600, Ju Ne wrote:
> I have been unhappy with many of the port scanners out there and I’m just 
> starting to learn the power of nmap.
which ones did you use ..

what features/functions were you looking for

there's not much one can do about port scanning to give you "unhappy results"

rest of the port scanners
        http://www.Linux-Sec.net/Scanner/

online port scanners
        http://www.Linux-Sec.net/Audit/nmap.test.gwif.html

> I’ve been reviewing nmap scan results on my network.  If a port comes back 
> as filtered does that mean that it is open, closed, firewalled, or just 
> unknown?
depending on the site ... it can be firewalled or closed or unknown

i'm assuming you're port scanning a machine you are legally authorized
to be scanning ( ie  your own machines from outside of that target machine )

c ya
alvin