Firewalk is an active reconnaissance network security tool that attempts to determine what layer 4 protocols a given IP forwarding device will pass. Firewalk works by sending out TCP or UDP packets with a TTL one greater than the targeted gateway. If the gateway allows the traffic, it will forward ...
Nfdump is a set of tools to collect and process netflow data. It's fast and has a powerful filter pcap like syntax. Nfdump supports netflow versions v5, v7 and v9 as well as a limited set of sflow and is IPv6 compatible. See also [NfSen](http://nfsen.sourceforge.net/).
An HTTP analyzer addon for Firefox
inSSIDer is an award-winning free Wi-Fi network scanner for Windows Vista and Windows XP. Because NetStumbler doesn't work well with Vista and 64-bit XP, we built an open-source Wi-Fi network scanner designed for the current generation of Windows operating systems. A year later, inSSIDer was discussed by Lifehacker and Tekzilla!