A user reports that he is receiving an error indicating that his TCP/IP address is already in use when he turns on his computer. A static IP address has been assigned to this user's computer, and you're certain this address was not inadvertently assigned to another computer. Which type of attack is most likely underway?
a. Man-in-the-middle attack
b. Backdoor attack
c. Worm
d. TCP/IP hijacking
Answer: D
One of the symptoms of a TCP/IP hijacking attack may be the unavailability of a TCP/IP address when the system is started.