WGU D430 FUNDAMENTALS OF INFORMATION SECURITY NEW
EXAM UPDATE 2024 |QUESTIONS WITH CORRECT ANSWERS A+
GRADED
1. Information security: protecting data, software, and hardware secure against
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f unauthorized access, use, disclosure, disruption, modification, or destruction.
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2. Compliance: The requirements that are set forth by laws and industry regula-
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f tions.
IE: HIPPA/ HITECH- healthcare, PCI/DSS- payment card industry, FISMA- federa
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f government agencies f
3. DAD Triad: Disclosure, alteration, and denial
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4. CIA Triad: The core model of all information security concepts.
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f Confidential, integrity and availability
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5. Confidential: Ability to protect our data from those who are not authorized to
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f view it.
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6. What ways can confidentiality be compromised?: - lose a personal laptop with
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,f data
- Person can view your password you are entering in
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- Send an email attachment to the wrong person.
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- Attacker can penetrate your systems.....etc.
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7. integrity: Keeping data unaltered by accidental or malicious intent
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8. How to maintain integrity?: Prevent unauthorized changes to the data and the
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f ability to reverse unwanted authorized changes.
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Via system/file permissions or Undo/Roll back undesirable changes.
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9. Availability: The ability to access data when needed f f f f f f f
10.Ways Availability can be compromised: - Power loss
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- Application issues f
- Network attacks f
- System compromised (DoS) f f
11.Denial of Service (DoS): Security problem in which users are not able to access
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f an information system; can be caused by human errors, natural disaster,
f f or malicious
s to the
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CIA
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f activity.
12.Parkerian hexad model: A model that adds three more principle f f f f f f f f f
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,f triad:
Possession/Control
f Utility
Authenticity
13.Possession/ control: Refers to the physical disposition of the media on which
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f the data is stored; This allows you to discuss loss of data via its physical medium.
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, 14.Principle of Possession example: Lost package (encrypted USB's and unen-
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f crypted USB's) f
possession is an issue because the tapes are physically lost.
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(Unencrypted is compromised via confidentiality and possession; encrypted is com-
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f promised only via possession).
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15.Principle of Authenticity: Allows you to say whether you've attributed the data
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f in question to the proper owner/creator.
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16.Ways authenticity can be compromised: Sending an email but altering the
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f message to look like it came from someone else, than the original one that was
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f sent.
17.Utility: How useful the data is to you. f f f f f f f
Ex. Unencrypted (a lot of utility) Encrypted (little utility).
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18.Security Attacks: Broken down from the type of attack, risk the attack repre-
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f sents, and controls you might use to mitigate it.
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19.Types of attacks: 1- interception
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