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Introduction to Computer Networks and Cybersecurity
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Introduction to Computer Networks and Cybersecurity
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Introduction to Computer Networks and Cybersecurity
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Introduction to Computer Networks and Cybersecurity
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Solution Manual: Introduction to Computer Networks and Cybersecurity, 1st Edition by Chwan-Hwa Wu - Chapters 1-28, 9781138071896 | Rationals Included
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Solutions Manual For Introduction to Computer Networks andCybersecurity 1st Edition By Chwan-Hwa (John) Wu; J. David
Irwin 9781138071896 ALL Chapters .
If a website requires you to log in with a password to change your address, this is an
example of that website observing what principles of information security? -
ANSWER: Availability, Integrity, and Confidentiality
_____ refers to the process of making sure only those who are entitled to
information can access it? - ANSWER: Information security.
_____ is anything that can negatively affect information. - ANSWER: An information
security threat.
What is a one-way function in cryptography? - ANSWER: A mathematical
combination of keys that is easy to create, but difficult to und
What was the name of the cryptographic rotor machine used by the Germans in
World War II? - ANSWER: The Enigma machine
Annabelle, the CEO of Kumquat Computing, Inc., emails her vice president, Roland,
to discuss an upcoming merger. Evelyn intercepts the email and changes the content
of the message, altering the proposed terms of the merger, before Roland sees it. -
ANSWER: This describes a Man-in-the-Middle attack. Roland will probably NOT
realize that the email was tampered with.
A _____ attack is a cyber attack where the attacker tries guessing system access
credentials like passwords by trying different character combinations until a correct
combination is identified. - ANSWER: Brute force
On the staff of Kumquat Computing, Inc. -
Jared's main task is to protect the confidentiality of a customer database that's kept
on a LAN in the lobby and waiting rooms.
Tyrone's main task is to protect the confidentiality of client files that are stored in
the cloud.
Which is true of Jared's and Tyrone's main tasks? - ANSWER: Jared is doing
information security. Tyrone is doing both information security and cybersecurity
Information security must _____, and protect against, all threats. - ANSWER:
Recognize.
The _____ ensures that people only have access to the information they need to do
their jobs. - ANSWER: Principle of least privilege
, If your employer could view your medical records without your permission, what
principle of information security would be violated? - ANSWER: Confidentiality
What are the four principles of information security? - ANSWER: Availability,
Integrity, Confidentiality, Non-Repudiation
he CIA model of information security contains what three principles? - ANSWER:
Integrity, Confidentiality, and Availability
Ransomware is a malicious program that can encrypt intercepted data. The attacker
controlling the software can demand a ransom before allowing the data to be
decrypted, rendering it useless until the price is paid. Which of the following is TRUE
about ransomware? - ANSWER: Ransomware is a type of malware.
In securing information and information systems, an organization can implement an
SMS-based password authentication protocol in an addition to the
username/password combination requirement for system access.
Which aspect of information security is addressed by the additional layer of security?
- ANSWER: Confidentiality
What would be an example of a violation of the principle of confidentiality? -
ANSWER: An employee accessing a payroll database to find out how much others are
paid
What is the main idea behind the principle of availability in information security? -
ANSWER: People who are authorized to view data can do so when they need access
What is NOT an example of physical security? - ANSWER: Encrypting email messages
Which of the following best describes confidentiality as it relates to information
security? - ANSWER: Preventing unauthorized users from accessing information
Which of the following would you NOT consider to be information? - ANSWER: A
valuable wall painting
What are the three principles of the information security CIA triad? - ANSWER:
Confidentiality, Integrity, Availability
Encrypt the following message using a Caesar cipher with a shift of 7: ET TU BRUTE -
ANSWER: LA AB IYBAL
What is the 'key exchange' problem in modern information security? - ANSWER: Two
parties need to privately share the secret encryption key before communicating.
You have just intercepted the following message from Caesar: L ORYH FOHRSDWUD.
Can you guess what shift was used to encode the message? - ANSWER: 3
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