Your co-worker is studying for the CISSP exam and has come to you with a question. What is ARP
poisoning?

A.
Flooding of a switched network

B.
A denial of service that uses the DNS death ping

C.
Turning of IP to MAC resolution

D.
Inserting a bogus IP and MAC address in the ARP table

E.
Modifying a DNS record

Explanation:
ARP poisoning is a masquerading attack where the attacker inserts a bogus IP and MAC address in a
victims ARP table or into the table of a switch. This has the effect of redirecting traffic to the attacker
and not to the intended computer.