ARP is used to resolve IP addresses to MAC addresses. Routers and switches maintain ARP tables to show IP-to-MAC address mappings. ARP spoofing attacks are used to disguise a source MAC address via the impersonation of another host on the network. It is important to understand that an ARP spoofing attack is not the same thing as a MAC spoofing attack. In an ARP spoofing attack, the switch is misguided by poisoning the ARP cache.
In MAC spoofing, the switch is tricked into believing that the same MAC address is connected to two different ports, which effectively poisons . . .
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