arpspoof:tldr:12865

The command sudo arpspoof is used to perform an ARP spoofing attack on a network. ARP (Address Resolution Protocol) is responsible for mapping IP addresses to MAC addresses on a local network.

Here is a breakdown of the command:

• sudo: "sudo" stands for "superuser do" and it is used to run the command with administrative privileges.
• arpspoof: This is the name of the tool or program that is being executed. It is used to perform the ARP spoofing attack.
• -i ${wlan0}: This specifies the interface to use for the attack. ${wlan0} is a variable that should be replaced with the actual name of the network interface (e.g., wlan0) to be used for the attack. The interface is typically the wireless adapter on a device.
• -t ${target_ip}: This option sets the target IP address. ${target_ip} is another variable that should be replaced with the IP address of the target or victim on the network. The ARP spoofing attack will trick the target into sending its network packets to the attacker instead of the actual destination.
• ${host_ip}: This is another variable that should be replaced with the IP address of the host or gateway on the network. The ARP spoofing attack will trick the host into sending its network packets to the attacker.

Overall, this command uses the arpspoof tool with certain options to perform an ARP spoofing attack, where the attacker intercepts network traffic between the target and the host by manipulating the ARP tables of the target and host to redirect traffic through the attacker's machine.