One-way hash provides:

A.
Confidentiality

B.
Availability

C.
Integrity

D.
Authentication

Explanation:
“Hash Functions
….how cryptosystems implement digital signatures to provide proof that a message originated
from a particular user of a cryptosystem and to ensure that the message was not modified while in
transit between the two parties.”
Pg. 292 Tittel: CISSP Study Guide Second Edition
“integrity A state characterized by the assurance that modifications are not made by unauthorized
users and authorized users do not make unauthorized modifications.”
Pg. 616 Tittel: CISSP Study Guide Second Edition