[ubuntu-uk] Checking to make sure you are safe...port checking etc.

[Alan Pope]

On 23 April 2010 11:47, John Matthews <jakewc2 at sky.com> wrote:
> Even though we get told most of the time Linux is safe, the more tis
> used, the more viruses will get written for it. I noticed somebody was
> talking about checking ports to see if they are visible to the outside.
> How do you do that? Is there any software, or can it be done via the
> Terminal. Can somebody help?
>

nmap can do this.

http://nmap.org/bennieston-tutorial/

Cheers,
Al.