Systems Security Certified Practitioner – SSCP – Question0732

Which of the following is a symmetric encryption algorithm?

A.
RSA
B. Elliptic Curve
C. RC5
D. El Gamal

Correct Answer: C

Explanation:

RC5 is a symmetric encryption algorithm. It is a block cipher of variable block length, encrypts through integer addition, the application of a bitwise Exclusive OR (XOR), and variable rotations.
Source: KRUTZ, Ronald L. & VINES, Russel D., The CISSP Prep Guide: Mastering the Ten Domains of Computer Security, John Wiley & Sons, 2001, Chapter 4: Cryptography (page 153).