4. Responder

Description:
Responder is a tool used to poison LLMNR, NBT-NS, and MDNS requests, allowing an attacker to capture hashed credentials on a network. It’s used in scenarios where services are incorrectly configured to allow credential capture.

Examples:

• 1. Start Responder:
     • responder -I eth0

Explanation: Starts Responder on the eth0 interface to intercept and respond to LLMNR, NBT-NS, and MDNS requests.