An attack that focuses on implementation details such as power, timing, emissions, and radiation is known as ________.

A.
Covert channel

B.
Side channel

C.
Man-in-the-middle

D.
Brute force

Explanation:
Side channel attacks are carried out by monitoring how something works
and then reverse engineering the item by using deductive logical to understand how
it works. Power, timing, emissions, and radiation are the common items that are
monitored. This is a passive attack.