What is a cipher lock?
A.
A lock that uses cryptographic keys
B.
A lock that uses a type of key that cannot be reproduced
C.
A lock that uses a token and perimeter reader
D.
A lock that uses a keypad
Explanation:
Cipher locks, also known as programmable locks, use keypads to control
access into an area or facility. The lock can require a specific combination to be
entered into the keypad, or a swipe card, or a combination.