10. Netdiscover
Description:
- Netdiscover is a simple network address discovery tool, useful for identifying active hosts in a local network. It uses ARP requests to detect live devices.
Examples:
- Basic Network Discovery:
- netdiscover -r 192.168.1.0/24
- Basic Network Discovery:
Explanation: Scans the network 192.168.1.0/24 to discover active hosts.
- Specify Interface:
- netdiscover -i eth0
- Specify Interface:
Explanation: Uses the specified network interface (eth0) to discover live hosts in the connected subnet.
- Passive Mode:
- netdiscover -p
- Passive Mode:
Explanation: Runs Netdiscover in passive mode, listening for ARP requests without sending out any packets.
These tools form the foundation of information gathering in penetration testing, allowing professionals to gain a comprehensive understanding of the target’s network and system landscape. Each tool provides unique insights, and when used together, they help build a detailed profile of the target that can be used in subsequent phases of a penetration test.