Has just released the latest version of Nmap in its version 5.50 recall that the previous stable version was the version 5.21 and the testing 5.35DC1 in this last release we have great changes and a number of very good libraries that will expand your tool, also we have a number of new scripts (specifically 177 and 54 libraries) for our (Nmap Scripting Engine) some of the most significant developments to date are:
* dns-service-discovery to add discovered hosts to Nmap's scan dns-zone-xfer 2 new scripts for the stage called prerule and postrule scaning.
* added a brute forcing engine
* added the packet probing and analysis tool, Innovative and new echo mode Nping
* added 636 OS fingerprinting and screening versions Zenmap 1037: Fixed problem of speed, optimizes the load rendmiento.
Among others, until now I'm trying it but if you want to upgrade
Download the Free Nmap Security Scanner for Linux / MAC / UNIX or Windows
http://nmap.org/download.html
You'll see significant changes
Nmap Hackers: Nmap 5.50: Now with Gopher protocol support!
http://nmap.org/book/man-bugs.html
