Host Discovery - Mon, Apr 22, 2024

Discovering hosts on a network.

Ettercap is a very versatile tool for various low-level (ARP related) network attacks.

A simple (and immensely useful) aspect of Etercap is its ability to find all hosts in a Link Layer Network. This is done by sending ARP requests to all hosts in the network and listening for ARP replies.

How to detect all hosts in a network using Ettercat:

1. Run Ettercap in GUI mode:

   sudo ettercap -G
   

2. Select the network interface to use:

   

3. Select Scan for hosts:

   

4. After the scan is complete, select Hosts List:

   

5. The list of hosts will be displayed: