A person pretends to be a telecommunications repair technician, enters a building stating that
there is a networking trouble work order and requests that a security guard unlock the wiring
closet. The person connects a packet sniffer to the network switch in the wiring closet and hides
the sniffer behind the switch against a wall. This is an example of:
A.
social engineering
B.
a man in the middle attack
C.
a vulnerability scan
D.
a penetration test