Re: a solution against 'xprobe2' and 'nmap -O' ??

From: c0ntex (c0ntexB_at_gmail.com)
Date: 05/26/05


Date: 26 May 2005 03:38:02 -0700


> I'm looking for a solution that can make impossible to a hacker to get
> the OS version of my servers by FringerPrinting (using for example 'nmap
> -O' or 'xprobe2'). Anyone who knows an efficient mean ??

Have a look at your sysctl options

> There is some tools for windows ?

Have a look in the registry

http://www.insecure.org/nmap/nmap-fingerprinting-article.html

also dropping NMAP'esq packets that resemble scans will help (SYN /
NULL) etc.

regards
c0ntex



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