Blogumulus by Roy Tanck and Amanda Fazani

Wednesday, November 16, 2011

Install ettercap sniffer in windows 7 + xp + vista , Mac , Linux

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ETTERCAP is a open source very powerful sniffer that is mainly used for performing Man In The Middle Attack (MITM Attack) on lan switches. It supports active and passive dissection of several protocols and host analysis. The official website is
It is available for download on various platforms:

  • Linux 
           For installing ettercap in linux you may use in build package installer like 
           Synaptic Pacakage installer in Ubuntu. Altertnatively Open the Shell / Terminal window
          and issue the following commands to install essential library files.

                   sudo apt-get install zlib1g zlib1g-dev
           sudo apt-get install build-essential
           sudo apt-get install build-dep ettercap

      Now  download the latest version of ettercap
             Download ettercap-NG-0.7.3.tar.gz

            And  Extract the tar file on the desktop

           tar -xzvf /location/to/ettercap-NG-0.7.3.tar.gz

       Enter into the directory containing extracted files and install using below commands
                     cd ettercap-NG-0.7.3              (or other similar directory)
           sudo make
           sudo make install
           sudo ./configure

               To open ettercap issue given cmd in terminal window

               sudo ettercap-gtk     (for Graphical interface)
             sudo ettercap wlan0      (for Command line interface)

         where wlan0 is the interface on which you want to sniff . You can check yours using 
  • Mac OS X
           Download ettercap for mac
  • Windows 7/XP/vista/2003
          The executable binary file for installing ettercap in windows 7 ,  xp , vista
           is available at link below

           Download ettercap for windows 7 / vista / xp /
  • Solaris 2.x 

The sourcecode can be downloaded from the link below :

Screen shots :



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