WGU D430 FUNDAMENTALS OF INFORMATION
SECURITY EXAM PREP 2026 ALL QUESTIONS
AND CORRECT DETAILED ANSWERS ALREADY
A GRADED WITH EXPERT FEEDBACK |NEW
AND REVISED
Define the confidentiality in the CIA triad. - ANSWER- Our ability to
protect data from those who are not authorized to view it.
Examples of confidentiality - ANSWER- A patron using an ATM card
wants to keep their PIN number confidential.
An ATM owner wants to keep bank account numbers confidential.
How can confidentiality be broken? - ANSWER- Losing a laptop
An attacker gets access to info
A person can look over your shoulder
Define integrity in the CIA triad. - ANSWER- The ability to prevent
people from changing your data and the ability to reverse unwanted
changes.
How do you control integrity? - ANSWER- Permissions restrict what
users can do (read, write, etc.)
, Examples of integrity - ANSWER- Data used by a doctor to make
medical decisions needs to be correct or the patient can die.
Define the availability in the CIA triad. - ANSWER- Our data needs to
be accessible when we need it.
How can availability be broken? - ANSWER- Loss of power,
application problems. If caused by an attacker, this is a Denial of Service
attack.
Define information security. - ANSWER- The protection of information
and information systems from unauthorized access, use, disclosure,
disruption, modification, or destruction in order to provide
confidentiality, integrity, and availability.
Define the Parkerian Hexad and its principles. - ANSWER- The
Parkerian Hexad includes confidentiality, integrity, and availability from
the CIA triad. It also includes possession (or control), authenticity, and
utility.
Authenticity - ANSWER- Whether the data in question comes from who
or where it says it comes from (i.e. did this person actually send this
email?)
Confidentiality is affected by what type of attack? - ANSWER-
Interception (eaves dropping)
SECURITY EXAM PREP 2026 ALL QUESTIONS
AND CORRECT DETAILED ANSWERS ALREADY
A GRADED WITH EXPERT FEEDBACK |NEW
AND REVISED
Define the confidentiality in the CIA triad. - ANSWER- Our ability to
protect data from those who are not authorized to view it.
Examples of confidentiality - ANSWER- A patron using an ATM card
wants to keep their PIN number confidential.
An ATM owner wants to keep bank account numbers confidential.
How can confidentiality be broken? - ANSWER- Losing a laptop
An attacker gets access to info
A person can look over your shoulder
Define integrity in the CIA triad. - ANSWER- The ability to prevent
people from changing your data and the ability to reverse unwanted
changes.
How do you control integrity? - ANSWER- Permissions restrict what
users can do (read, write, etc.)
, Examples of integrity - ANSWER- Data used by a doctor to make
medical decisions needs to be correct or the patient can die.
Define the availability in the CIA triad. - ANSWER- Our data needs to
be accessible when we need it.
How can availability be broken? - ANSWER- Loss of power,
application problems. If caused by an attacker, this is a Denial of Service
attack.
Define information security. - ANSWER- The protection of information
and information systems from unauthorized access, use, disclosure,
disruption, modification, or destruction in order to provide
confidentiality, integrity, and availability.
Define the Parkerian Hexad and its principles. - ANSWER- The
Parkerian Hexad includes confidentiality, integrity, and availability from
the CIA triad. It also includes possession (or control), authenticity, and
utility.
Authenticity - ANSWER- Whether the data in question comes from who
or where it says it comes from (i.e. did this person actually send this
email?)
Confidentiality is affected by what type of attack? - ANSWER-
Interception (eaves dropping)
