The fundamental information security principals include confidentiality, availability and which of the following?

A.
The ability to secure data against unauthorized disclosure to external sources

B.
The capacity of a system to resist unauthorized changes to stored information

C.
The confidence with which a system can attest to the identity of a user

D.
The characteristic of a system to provide uninterrupted service to authorized users

Explanation:
Confidentiality, integrity, and availability, which make up the CIA triad, are the three most important concepts in security. In this instance, the answer describes the
Integrity part of the CIA triad.
Incorrect Answers:
A: This describes confidentiality.
C: This describes identification.
D: This describes redundancy.

Stewart, James Michael, CompTIA Security+ Review Guide, Sybex, Indianapolis, 2014, pp 148- 152.