Which of the following is not a one-way algorithm?

A.
MD2

B.
RC2

C.
SHA-1

D.
DSA

Explanation:
Not: A, C or D.
“Hash Functions
SHA
MD2
MD4
MD5”
Pg. 337- 340 Tittel: CISSP Study Guide
DSA, Digital Signature Algorithm, is a approved standard for Digital Signatures that utilizes SHA-1
hashing function.
Pg. 342-343 Tittel: CISSP Study Guide