Scapy

A command-line utility for sending ARP (Address Resolution Protocol) requests to discover and probe hosts on a local network. It helps diagnose network connectivity and ARP table issues.

hping is a command-line network packet assembler and analyzer tool used for security testing and network exploration, capable of sending custom TCP/IP packets and analyzing responses.

Wireshark is a network protocol analyzer that captures and displays network traffic in real-time for troubleshooting, analysis, and education.

tcpdump is a command-line packet analyzer that allows users to display TCP/IP and other packets being transmitted or received over a network.

p0f is a passive OS fingerprinting tool that identifies the operating system of a remote host by analyzing network traffic without sending any packets.

Nmap (Network Mapper) is a free and open-source network discovery and security auditing tool used for network exploration, management, and security scanning.

A network security tool for conducting ARP spoofing attacks by sending forged ARP messages to associate the attacker's MAC address with a target IP address. Used for network interception and testing.