Which of the following types of transmission media provide the BEST security against unauthorized
access?

A.
Copper wire

B.
Twisted pair

C.
Fiberoptic cables

D.
Coaxial cables

Explanation:
Fiberoptic cables have proven to be more secure than the other mediA . Satellite transmission and
copper wire can be violated with inexpensive equipment. Coaxial cable can also be violated more
easily than other transmission media.