Nmap version detection rocks

Monday, 13 October 2003, 3:36 PM EST

Most people have heard of Nmap, the ubiquitous portscanner and more. Recently, a new version of Nmap was released with a new and frequently requested feature - version scanning.

Nmap-3.45 and later have the ability to test out open ports and discover what version of software is running. The older versions could only tell you what port was open, and what that port is traditionally used for.

These non-standard setups are more common than you might think, but old Nmap results would only tell you that port 80 was likely HTTP, and wouldn't let you know if something else were listening on that port. Other tools, such as Nmap+v, or amap, were typically used to enumerate what service was actually listening on that port.

[ Read more ]

Related items




Spotlight

Email scammers stole $215M from businesses in 14 months

Posted on 29 January 2015.  |  In 14 months there have been nearly 1200 US and a little over 900 non-US victims of BEC scams, and the total money loss reached nearly $215 million.


Weekly newsletter

Reading our newsletter every Monday will keep you up-to-date with security news.
  



Daily digest

Receive a daily digest of the latest security news.
  
DON'T
MISS

Fri, Jan 30th
    COPYRIGHT 1998-2015 BY HELP NET SECURITY.   // READ OUR PRIVACY POLICY // ABOUT US // ADVERTISE //