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Web Application Penetration Testing

Modification of Network Information

Explore how to modify network information including IP addresses, network masks, broadcast addresses, and MAC addresses. Understand the implications of these changes in network security, how attackers use these techniques, and the importance of these skills in penetration testing and defending network systems.

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Modifying the network

Modification of network information is an essential skill because it helps a user of the system to access the network while appearing as a trusted device. A system administrator should be careful since somebody can modify network information and launch a DDoS (denial-of-service) attack on the web server using a spoofedPretending to be someone else IP address. Man-in-the-middle attacks can also be performed by an attacker pretending to be our intended recipient. Let’s now look at how an attacker can modify network information.

Note: Trying to modify eth0 in our terminals will unfortunately close our connection to it.

Modification of IP address

A hacker can change their IP address in the network using the ifconfig command. The ifconfig command enables the hacker to ...