Security Basics mailing list archives
Re: Scanning--more then one side to the argument
From: Steven DeFord <security.willworker () gmail com>
Date: Thu, 31 Mar 2005 16:52:12 -0800
On Wed, 30 Mar 2005 14:41:36 -0600, Steve Fletcher <safletcher () insightbb com> wrote:
port. Filtered means that a firewall, filter, or other network obstacle is covering the port and preventing nmap from determining whether the port is open. Unfiltered means that the port is known by nmap to be
FWIW, hosts that are down come back with all their ports filtered, as well, so you can't necessarily tell a firewalled host from a nonexistant host (unless you trust its response to ping, which would be a very oddly-configured firewall). -- Steven DeFord Security.Willworker () gmail com (925) 596-0426 --------------------------------------------------------------------------- Earn your MS in Information Security ONLINE Organizations worldwide are in need of highly qualified information security professionals. Norwich University is fulfilling this demand with its MS in Information Security offered online. Recognized by the NSA as an academically excellent program, NU offers you the opportunity to earn your degree without disrupting your home or work life. http://www.msia.norwich.edu/secfocus_en ----------------------------------------------------------------------------
Current thread:
- RE: Scanning--more then one side to the argument David Gillett (Apr 04)
- <Possible follow-ups>
- Re: Scanning--more then one side to the argument Antonio Weber (Apr 04)
- Re: Scanning--more then one side to the argument Steven DeFord (Apr 04)
- Re: Scanning--more then one side to the argument Steve (Apr 04)
- Re: Scanning--more then one side to the argument Steven DeFord (Apr 04)
- Re: Scanning--more then one side to the argument routerg (Apr 04)