The algorithm that was accepted as the Data Encryption Standard (DES) was?
A.
El Gamal
B.
IDEA
C.
RC5
D.
Lucifer
Explanation:
IBM’s 128-bit algorithm, Lucifer, was accepted as the national
standard in 1974. It was altered by NIST and referred to as Digital Encryption
Algorithm, which used a 56-bit key.