Which one of the following is the MOST solid defense against interception of a network
transmission?
A.
Frequency hopping
B.
Optical fiber
C.
Alternate routing
D.
Encryption
Explanation:
An alternative to conductor-based network cabling is fiber-optic cable. Fiber-optic
cables transmit pulses of light rather than electricity. This has the advantage of being extremely
fast and near impervious to tapping.
Pg 85 Tittel: CISSP Study Guide.