Connecting to Transact
mpainf at tpg.com.au
mpainf at tpg.com.au
Fri Aug 10 13:55:08 EST 2001
> On Fri, 10 Aug 2001 Antti.Roppola at brs.gov.au wrote:
>
> > While I took care to follow the desctructions for setting up a
> > firewall and so far it seems to be working, it would be nice to
> > know I have covered all the bases and haven't left anything open
> > that shouldn't be open.
>
> One very good idea is to nmap your machine from outside. If you
don't
> understand why a port is open, find out!
>
> Additionally, tools like satan (probes for well-known holes) can be
> useful.
>
And places like <http://www.grc.com> (follow the 'ShieldsUp' link)
and also 'Hacker Whacker' at <http://www.hackerwhacker.com> are also
handy in doing a check of your firewall once you are connected to the
net. There are others sites that do similar checks and scans as well.
Mark P.
--
sig TBA
CBR AU
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