Known as the ping service, ICMP is a(n) __________ and should be ___________.
A) essential feature, turned on to save money
B) common method for hacker reconnaissance, turned off to prevent snooping
C) infrequently used hacker tool, turned off to prevent snooping
D) common method for hacker reconnaissance, turned on to save money

Question

Known as the ping service, ICMP is a(n) __________ and should be ___________.
A) essential feature, turned on to save money
B) common method for hacker reconnaissance, turned off to prevent snooping 
C) infrequently used hacker tool, turned off to prevent snooping
D) common method for hacker reconnaissance, turned on to save money

Quizplus · Accepted Answer

ICMP is commonly used by hackers for reconnaissance and can be used to perform Denial of Service (DoS) attacks. Disabling the ICMP service can help prevent this type of attack.

Known as the Ping Service, ICMP Is A(n) __________ and Should