Re: Server blocks access of IP after nmap scan

[Matthew Caron <Matt.Caron () sixnet com>]

On 05/18/2011 02:35 PM, Littlefield, Tyler wrote:
> hello:
> I'm curious what prompted this? How did the firewall block ports from
> being scanned by nmap?

It doesn't, per se - it just never answers you. Portsentry has done this 
for years. Once it declares you an attacker, it can (optionally) route 
all your traffic to the bit-bucket, including replies back to you.
--
Matthew Caron
Build Engineer
Sixnet | www.sixnet.com
O +1 518 877 5173 Ext. 138
F +1 518 602 9209
matt.caron () sixnet com

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